NSN 5310-00-997-1888 MS356492252, MS35649-2252, NSMC416CD

Product Details | HEXAGON PLAIN NUT

5310-00-997-1888 A nut, flat on top and bottom having 6 flat sides. For items which have internal tapered or straight (parallel) pipe threads, specific electrical conduit size designation, and which when installed, provide a method of tightening to lock the connection, see LOCKNUT, ELECTRICAL CONDUIT. See also LOCKNUT, TUBE FITTING. For items having a thickness (or height) exceeding two times the width across the flats, use POST, ELECTRICAL-MECHANICAL EQUIPMENT. (When height or thickness and/or width across the flats is designated as a tolerance dimension, the maximum dimension will be used to determine compliance.

Part Alternates: MS356492252, MS35649-2252, NSMC416CD, NT9367, AN340416, AN340-416, SK10004, SK-1000-4, SPE302E, SPE302-E, TIP01355, FFN836, FF-N-836, 01857003, 01857-003, 0717633, 1021S416, 102-1S416, 13207E7404FN16, 13214E379110, 13214E3791-10, 150301, 1-50301, 1555, 15-5-5, 200047, 2050117, 20501-17, 2310112, 2-31-0112, 278155, 278-155, 313-0010-00, 3130010000, 313-0010-000, 340416, 340-416, 002003990021, 002-003990-021, 5310PL0815348 , 610219, 6102-19, 71141-2252, 80248300, 802483-00, 86013, 860-13, 90480A029, 5310-00-997-1888, 00-997-1888, 5310009971888, 009971888, 345952503, 711412252, 313001000

Hardware and Abrasives | Nuts and Washers

Supply Group (FSG)	NSN Assign.	NIIN	Item Name Code (INC)
53	13 APR 1967	00-997-1888	01857 ( NUT, PLAIN, HEXAGON )

Drawings & Photos | NSN 5310-00-997-1888

Part Number	Request Date	QTY	Origin
FFN836	2025-03-84	32	Japan
FFN836	2024-10-291	190	US
MS356492252	2024-09-267	2	United States
FFN836	2023-09-258	100	TR
FFN836	2021-11-307	200	United States
FFN836	2021-08-228	100	United States
5310-00-997-1888	2020-06-182	212	MANUAL
FFN836	2019-02-44	288	US
MS356492252	2018-11-319	4	United States
5310-00-997-1888	2018-02-58	1487	DIBBS
FFN836	2018-02-32	2	US
5310-00-997-1888	2017-12-337	1094	DIBBS
5310-00-997-1888	2017-08-213	12	US
5310-00-997-1888	2017-05-136	225	United States
FFN836	2017-05-123	25	United States
FF-N-836	2016-05-145	48	Spain
MS356492252	2015-03-86	45	United States
MS35649-2252	2014-03-71	1229	United States
FFN836	2012-12-341	1	US
MS356492252	2012-09-256	50	US
MS356492252	2012-09-256	100	US
5310-00-997-1888	2011-11-334	255	US
5310-00-997-1888	2011-04-119	16	US
5310-00-997-1888	2011-02-33	4975	DIBBS
MS356492252	2010-11-334	12000	US
FFN836	2010-11-322	100	United Kingdom
5310-00-997-1888	2010-11-314	2669	DIBBS
5310-00-997-1888	2010-10-280	2669	DIBBS
5310-00-997-1888	2010-10-278	6	us
5310-00-997-1888	2010-08-242	2669	DIBBS
FFN836	2010-08-218	1	US
FFN836	2010-08-218	1	US
FFN836	2010-08-218	1	US
FFN836	2010-08-218	1	US
5310-00-997-1888	2010-06-172	153	DIBBS
FFN836	2010-03-90	4	us
FFN836	2010-03-81	50	United States
MS356492252	2010-03-81	32	United States
FFN836	2010-02-46	50	United States
FFN836	2009-07-183	1000	US
FFN836	2009-05-141	580	US
13214E379110	2009-03-84	6000	US
5310-00-997-1888	2008-10-296	2600	DIBBS
5310-00-997-1888	2008-09-273	2600	DIBBS
FFN836	2008-07-195	20	US
MS356492252	2008-07-184	12	United States
FFN836	2008-06-171	200	US
5310-00-997-1888	2008-05-144	100	US
5310-00-997-1888	2008-03-63	191	DIBBS
FFN836	2008-02-39	1	US
5310-00-997-1888	2008-01-23	780	DIBBS
MS356492252	2007-12-340	3600	US
FFN836	2007-10-298	100	US

Cross Reference | NSN 5310-00-997-1888

Part Number	Cage Code	Manufacturer
002-003990-021	26916	NORTHROP GRUMMAN SYSTEMS CORPORATION DIV MULTIPLE
01857-003	21439	ENGINEERED ARRESTING SYSTEMS CORPORATION
01857-003	D2638	EME ELEKTRO-METALL EXPORT GMBH
0717633	S3002	GENERAL DYNAMICS EUROPEAN,LAND-SYSTEMS-MOWAG GMBH
1-50301	60145	AEROSTAR GLOBAL LOGISTICS INC. DBA AEROSTAR TECHNICAL SERVICES
1-50301	82366	AERO-MOTIVE COMPANY
102-1S416	80063	US ARMY COMMUNICATIONS & ELECTRONICS MATERIEL READINESS
13207E7404FN16	97403	CECOM LR CENTER
13214E3791-10	94833	KECO INDUSTRIES INC.
15-5-5	96046	CRANE PUMPS & SYSTEMS, INC.
2-31-0112	64484	SARGENT-WELCH SCIENTIFIC CO
200047	02145	RICHARDS IMAGERY INTERPRETATION SYSTEMS L.L.C.
20501-17	19315	HONEYWELL INTL INC DEFENSE AVIONICS SYSTEMS FORMER BENDIX NAVIGATION AND
20501-17	83298	ALLIED SIGNAL INC AEROSPACE EQUIPMENT SYSTEMS
278-155	99167	HAMILTON SUNDSTRAND CORPORATION
313-0010-00	13499	ROCKWELL COLLINS, INC. DBA GOVERNMENT SYSTEMS
313-0010-000	13499	ROCKWELL COLLINS, INC. DBA GOVERNMENT SYSTEMS
313-0010-000	95105	ROCKWELL COLLINS, INC. DIV GOVERNMENT SYSTEMS - DALLAS
340-416	81352	AIR FORCE-NAVY AERONAUTICAL SPECIFICATIONS
345952503	11273	CENTRAL SCIENTIFIC CO EDUCATIONAL
5310009971888	SCY13	E.C.A ETABLISSEMENT CENTRALD'APPROVISIONNEMENT DES
5310PL0815348	9009H	INSPEKTORAT WSPARCIA SIL ZBROJNYCH
6102-19	77254	PHILADELPHIA VALVE CO
71141-2252	95097	LITTLE GIANT CRANE AND SHOVEL INC
802483-00	32345	DEFENSE REDUCTION AGENCY
860-13	44940	CUMMINS POWER GENERATION INC.
90480A029	39428	MCMASTER-CARR SUPPLY COMPANY
AN340-416	81352	AIR FORCE-NAVY AERONAUTICAL SPECIFICATIONS
AN340-416	88044	AERONAUTICAL STANDARDS GROUP DEPT OF NAVY AND AIR FORCE
FF-N-836	81348	FEDERAL SPECIFICATIONS PROMULGATED BY GENERAL SERVICES
MS35649-2252	1PQF4	L-3 COMMUNICATIONS CORPORATION DBA LINK SIMULATION & TRAINING
MS35649-2252	36378	RAYTHEON TECHNICAL SERVICES COMPANY
MS35649-2252	80205	NATIONAL AEROSPACE STANDARDS COMMITTEE AEROSPACE INDUSTRIES
MS35649-2252	96906	MILITARY STANDARDS PROMULGATED BY MILITARY DEPARTMENTS
NSMC416CD	57057	NAVCOM DEFENSE ELECTRONICS, INC.
NT9367	92755	NORTHROP GRUMMAN SYSTEMS CORPORATION DBA LAND & SELF PROTECTION SYSTEM
SK-1000-4	0EAK3	GSE MANAGEMENT CO
SPE302-E	K0378	ROLLS-ROYCE MILITARY AERO ENGINES LTD
TIP01355	97403	CECOM LR CENTER

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Related Products | NSN 5310-00-997-1888

5310-00-997-1903, 5310-00-997-1906, 5310-00-997-1914, 5310-00-997-1989, 5310-00-997-1994

Technical Data | NSN 5310-00-997-1888

Characteristic	Specifications
THREAD SERIES	UNC
NOMINAL THREAD SIZE	0.250 INCHES
THREAD QUANTITY PER INCH	20
THREAD CLASS	2B
THREAD DIRECTION	RIGHT-HAND
MATERIAL	STEEL OVERALL
SURFACE TREATMENT	CADMIUM AND CHROMATE OVERALL
SURFACE TREATMENT DOCUMENT AND CLASSIFICATION	QQ-P-416,TY 2,CL 3 FED SPEC SINGLE TREATMENT RESPONSE OVERALL
HARDNESS RATING	NOT RATED
NUT STYLE	A12 HEXAGON
NUT HEIGHT	0.178 INCHES MINIMUM AND 0.193 INCHES MAXIMUM
WIDTH ACROSS FLATS	0.423 INCHES MINIMUM AND 0.437 INCHES MAXIMUM
BEARING SURFACE TYPE	CHAMFERED
TEMP RATING	NOT RATED
NONDEFINITIVE SPEC/STD DATA	2 TYPE AND 13 STYLE
MANUFACTURERS CODE	81348
NON-DEFINITIVE GOVERNMENT SPEC/STD REFERENCE	FF-N-836

Restrictions/Controls & Freight Information | NSN 5310-00-997-1888

Restrictions
Freight

Category	Code	Description
Shelf-Life Code:	0	Nondeteriorative
Hazardous Material Indicator Code	N	There is no data in the HMIS and the NSN is in an FSC not generally suspected of containing hazardous materials
Demilitarization Code:	A	Non-Munitions List Item/ Non-Strategic List Item - Demilitarization not required.
Controlled Inventory Item Code:	U	UNCLASSIFIED
Precious Metals Indicator Code:	A	Item does not contain precious metal
Criticality Code:	X	The item does not have a nuclear hardened feature or any other critical feature such as tolerance, fit restriction or application.
Automatic Data Processing Equipment:	0	Represents items with no ADP components. NOTE: Codes 1 through 6 are only to be used when the item is Automatic Data Processing Equipment (ADPE) in its entirety and is limited to the type meeting only one of the definitions for codes 1 through 6. (See code 9)

Category	Code	Description
NMF Description	093486	BOLTS,NUTS OR SCREWS, NOI (SUB 3)
Less than car load rating
Less than truck load rating	W	Rating Variable
Water commodity Code	573	unknown
Originating Activity Code	KZ	Defense Supply Center Philadelphia Philadelphia, PA 19101
Air Dimension Code	A	Shipment is not a consolidation and does not exceed 72 inches in any dimension.
Air Commodity	B	Construction materials: Includes paint and related materials, prefabricated building, wood products, metal and composition materials and their products, commercial hardware and miscellaneous items, cement, asphalt, building maintenance materials.
Air Special Handling	Z	No special handling required.
Special Handling Code	9	unknonwn
HAZMAT
Type of Cargo	Z	No special type of cargo code applicable

Management | NSN 5310-00-997-1888

Category	Code	Description
Materiel Category and Inventory Manager	T	Industrial Supplies (DLA/GSA Items)
Appropriation and Budget Activity	2	Stock Fund Secondary Items
Management Inventory Segment	2	NONREPARABLE ITEMS (Exclusive of Insurance and Provisioning Items). This code will be used to identify items which are not reparable.
Specific Group/Generic Code	D	Surface to Air Missiles
Weapons Systems/End Item or Homogeneous Group	DM	Air-to-Air Stinger (ATAS)
Accounting Requirements Code	X	Expendable item. An item of Army property coded with an ARC of ?X? in the AMDF. Expendable items require no formal accountability after issue from a stock record account. Commercial and fabricated items similar to items coded ?X? in the AMDF are considered expendable items.
Source of Supply	SMS	Defense Logistics Agency Enterprise Business Systems
Agency	DA	Department of the Army
Service Organization	A	U.S. Army
Reparability	Z	This is a nonreparable item. If condemned or economically unserviceable, then dispose at the level authorized replace the item.
Acquisition Advice Codes	D	DoD INTEGRATED MATERIEL-MANAGED, STOCKED, AND ISSUED # Issue, transfer, or shipment is not subject to specialized controls other than those imposed by the Integrated Materiel Manager/Service supply policy. 1. The item is centrally managed, stocked, and issued. 2. Requisitions must contain the fund citation required to acquire the item. Requisitions will be submitted in accordance with Integrated Materiel Manager(IMM)/Service requisitioning procedures.
Controlled Item Code	U	UNCLASSIFIED
Shelf Life Code	0	Nondeteriorative
Purchasing	QTY UOM	1 HD : Each

Category	Code	Description
Budget Code	9	General Support DIV57X4921.070:Air Force decentrally managed expense items (ERRC XB3, XF-3) with a unit cost of less than $250,000 that are requisitioned/procured at base (retail) level from DLA, GSA, Army, Navy, Depot Maintenance Service, Air Force Industrial Fund (AFMC), local manufacture and commercial vendors.
Materiel Management Aggregation Code	BO	SX:BREATHING OXYGEN SYSTEMS AND COMPONENT
Fund Code	SF	Stock fund applicable to items managed for the Air Force by the respective Inventory Control Point.
Price Validation	V	The current standard price has been validated. The item has been analyzed in conjunction with the Zero Overpricing Program and is in the accepted price range. The item was procured under open competition and under the competitive arena the price is considered fair and reasonable. ZOP or Standard price challenges are permissible but must be supported by adequate justification.
Source of Supply	SMS	Defense Logistics Agency Enterprise Business Systems
Agency	DF	Department of the Air Force
Service Organization	F	U.S. Air Force
Reparability	N	Stock Fund (except Munitions)
Acquisition Advice Codes	D	DoD INTEGRATED MATERIEL-MANAGED, STOCKED, AND ISSUED # Issue, transfer, or shipment is not subject to specialized controls other than those imposed by the Integrated Materiel Manager/Service supply policy. 1. The item is centrally managed, stocked, and issued. 2. Requisitions must contain the fund citation required to acquire the item. Requisitions will be submitted in accordance with Integrated Materiel Manager(IMM)/Service requisitioning procedures.
Controlled Item Code	U	UNCLASSIFIED
Shelf Life Code	0	Nondeteriorative
Purchasing	QTY UOM	1 HD : Each

Category	Code	Description
Stores Account Code	1	Marine Corps Stock Fund Account Item.
Combat Essentiality Code	5	Critical Repair Part to a Combat Essential End Item. Those parts or components whose failure in a combat essential end item will render the end item inoperative or reduce its effectiveness below the minimum acceptable level of efficiency.
Materiel Management Code	B	All CommoditiesDefense Logistics Agency, (DLA,)
Echelon Management Code	2	ICP/DSSC Marine Corps-managed Recoverability Code D items and Defense Logistics Agency (DLA)/TACOM/GSA) items which the integrated manager has not decontrolled.
Echelon Identification Code	K	Reserved
Source of Supply	SMS	Defense Logistics Agency Enterprise Business Systems
Agency	DM	U.S. Marine Corps
Service Organization	M	U.S. Marine Corps
Reparability	Z	Nonreparable item. When unserviceable, condemn and dispose at the level indicated by the first digit of the maintenance code.
Acquisition Advice Codes	D	DoD INTEGRATED MATERIEL-MANAGED, STOCKED, AND ISSUED # Issue, transfer, or shipment is not subject to specialized controls other than those imposed by the Integrated Materiel Manager/Service supply policy. 1. The item is centrally managed, stocked, and issued. 2. Requisitions must contain the fund citation required to acquire the item. Requisitions will be submitted in accordance with Integrated Materiel Manager(IMM)/Service requisitioning procedures.
Controlled Item Code	U	UNCLASSIFIED
Shelf Life Code	0	Nondeteriorative
Purchasing	QTY UOM	1 HD : Each

Category	Code	Description
Cognizance Codes	9B	Navy-owned stocks of DLA material Naval Inventory Control Point, Mechanicsburg
Special Material Content	9	Non-Hazardous or Non-Sensitive Item, does not require hazardous or special handling, packaging or precautions
Source of Supply	SMS	Defense Logistics Agency Enterprise Business Systems
Agency	DN	Department of the Navy
Service Organization	N	U.S. Navy
Acquisition Advice Codes	D	DoD INTEGRATED MATERIEL-MANAGED, STOCKED, AND ISSUED # Issue, transfer, or shipment is not subject to specialized controls other than those imposed by the Integrated Materiel Manager/Service supply policy. 1. The item is centrally managed, stocked, and issued. 2. Requisitions must contain the fund citation required to acquire the item. Requisitions will be submitted in accordance with Integrated Materiel Manager(IMM)/Service requisitioning procedures.
Controlled Item Code	U	UNCLASSIFIED
Shelf Life Code	0	Nondeteriorative
Purchasing	QTY UOM	1 HD : Each