NSN 5305-01-539-5816 HT40598A, HT4059-8A , HT406948A

Product Details | CLOSE TOLERANCE SCREW

5305-01-539-5816 A SCREW, MACHINE or SCREW, CAP, SOCKET HEAD whose unthreaded portion is of specified grip length, plated or unplated, and is machined to a tolerance of one thousandth (0.001 IN.) (0.025 mm) or less of a specific diameter for items (1.000 IN.) (25 mm) or less in diameter. Items over (1.000 IN.) (25 mm) in diameter shall have a tolerance of fifteen ten thousandths (0.0015 IN.) (0.038 mm) or less. The nominal major diameter of the threads shall be at least one thousandth (0.001 IN.) (0.025 mm) below the minimum shank diameter, but not below the minimum major diameter for applicable class of fit, as shown in the Screw Thread Standards, FED STD H28 and/or other nationally recognized standards. The head is designed to be held or driven with an inserted driver. It is not designed for rotation by the thumb and fingers. A locking feature may be incorporated in the design of the head or threads.

Part Alternates: HT40598A, HT4059-8A , HT406948A, HT4069-4-8A, WC406948, WC4069-4-8, 11854L8, 1185-4L8 , 3M9274L8, 3M927-4L8 , 3M9374L8, 3M937-4L8 , 5305-01-539-5816, 01-539-5816, 5305015395816, 015395816

Hardware and Abrasives | Screws

Supply Group (FSG)	NSN Assign.	NIIN	Item Name Code (INC)
53	26 APR 2006	01-539-5816	29294 ( SCREW, CLOSE TOLERANCE )

Drawings & Photos | NSN 5305-01-539-5816

Part Number	Request Date	QTY	Origin
5305-01-539-5816	2025-10-275	80	Singapore
5305-01-539-5816	2025-09-273	80	Singapore
3M9274L8	2025-09-272	80	Singapore
HT406948A	2025-09-272	80	Singapore
1185-4L8	2024-02-32	741	DIBBS
3M927-4L8	2024-02-32	741	DIBBS
3M937-4L8	2024-02-32	741	DIBBS
HT4059-8A	2024-02-32	741	DIBBS
HT4069-4-8A	2024-02-32	741	DIBBS
WC4069-4-8	2024-02-32	741	DIBBS
1185-4L8	2022-07-208	289	DIBBS
3M927-4L8	2022-07-208	289	DIBBS
3M937-4L8	2022-07-208	289	DIBBS
HT4059-8A	2022-07-208	289	DIBBS
HT4069-4-8A	2022-07-208	289	DIBBS
WC4069-4-8	2022-07-208	289	DIBBS
1185-4L8	2022-03-62	219	DIBBS
3M927-4L8	2022-03-62	219	DIBBS
3M937-4L8	2022-03-62	219	DIBBS
HT4059-8A	2022-03-62	219	DIBBS
HT4069-4-8A	2022-03-62	219	DIBBS
WC4069-4-8	2022-03-62	219	DIBBS
5305-01-539-5816	2016-04-108	108	DIBBS
5305-01-539-5816	2015-10-281	162	DIBBS
5305-01-539-5816	2010-07-209	307	DIBBS
5305-01-539-5816	2010-02-55	243	DIBBS
5305-01-539-5816	2010-01-27	237	DIBBS
5305-01-539-5816	2009-07-208	41	DIBBS
5305-01-539-5816	2009-05-138	30	DIBBS
5305-01-539-5816	2009-04-111	30	DIBBS
5305-01-539-5816	2008-10-283	35	DIBBS
5305-01-539-5816	2008-09-255	15	DIBBS

Cross Reference | NSN 5305-01-539-5816

Part Number	Cage Code	Manufacturer
1185-4L8	59563	REID PRODUCTS INC. DBA REID PRODUCTS
3M927-4L8	06710	VALLEY-TODECO, INC.
3M927-4L8	0K620	SEQUENCE SUPPORT SERVICES INC
3M927-4L8	0ZC92	HEARTLAND PRECISION FASTENERS, INC.
3M927-4L8	1VSL7	HOUSTON PRECISION FASTENER L.L.C.
3M927-4L8	58998	EMHART TEKNOLOGIES LLC DBA FASTENER INNOVATION TECHNOLOGY
3M927-4L8	76301	BOEING COMPANY, THE DBA BOEING
3M937-4L8	4WL75	CAMCAR LLC DIV CAMCAR LLC
HT4059-8A	06950	ALCOA GLOBAL FASTENERS, INC. DBA ALCOA FASTENING SYSTEMS
HT4059-8A	17446	HUCK INTERNATIONAL, INC. DBA ALCOA FASTENING SYSTEMS
HT4059-8A	27624	SPS TECHNOLOGIES, LLC DBA PB FASTENERS
HT4059-8A	73197	HI-SHEAR CORPORATION
HT4059-8A	80539	SPS TECHNOLOGIES, LLC DBA AEROSPACE FASTENERS GROUP
HT4059-8A	92215	ALCOA GLOBAL FASTENERS, INC. DBA ALCOA FASTENING SYSTEMS
HT4059-8A	L4528	LISI AEROSPACE CANADA CORP
HT4069-4-8A	56878	SPS TECHNOLOGIES, LLC DBA AEROSPACE DIVISION
WC4069-4-8	60516	WEST COAST AEROSPACE INC

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Related Products | NSN 5305-01-539-5816

5305-01-539-5824, 5305-01-539-5831, 5305-01-539-5850, 5305-01-539-5871, 5305-01-539-5901

Technical Data | NSN 5305-01-539-5816

Characteristic	Specifications
THREAD SERIES DESIGNATOR	UNJF
NOMINAL THREAD DIAMETER	0.250 INCHES
THREAD QUANTITY PER INCH	28
THREAD CLASS	3A
THREAD DIRECTION	RIGHT-HAND
THREAD LENGTH	0.469 INCHES NOMINAL
FASTENER LENGTH	0.969 INCHES NOMINAL
MATERIAL	NICKEL ALLOY 718 OVERALL
MATERIAL DOCUMENT AND CLASSIFICATION	AMS 5662 NATIONAL STD/SPEC SINGLE MATERIAL RESPONSE OVERALL
SURFACE TREATMENT	ALUMINUM OVERALL
SURFACE TREATMENT DOCUMENT AND CLASSIFICATION	MIL-DTL-83488 TY 2 CLS 3 NATIONAL STD/SPEC SINGLE TREATMENT RESPONSE OVERALL
MINIMUM TENSILE STRENGTH	125000 POUNDS PER SQUARE INCH
HEAD STYLE	C46 FILLISTER COUNTERSUNK
HEAD DIAMETER	0.389 INCHES MINIMUM AND 0.394 INCHES MAXIMUM
HEAD HEIGHT	0.070 INCHES MINIMUM AND 0.074 INCHES MAXIMUM
COUNTERSINK ANGLE	99.0 DEGREES MINIMUM AND 101.0 DEGREES MAXIMUM
INTERNAL DRIVE STYLE	D9 HIGH-TORQUE
GRIP LENGTH	0.500 INCHES NOMINAL
GRIP DIAMETER	0.248 INCHES MINIMUM AND 0.249 INCHES MAXIMUM
SPECIAL FEATURES	LUBRICANT- CETYL ALCOHOL
III PART NAME ASSIGNED BY CONTROLLING AGENCY ATTAC	SCREW-CLOSE TOLERANCE 100 DEG COUNTERSUNK REDUCED HEAD, HI-TORQUE, NON MAGNETIC CRES, IVD ALUMINUM COATED K,EXERCISE

Restrictions/Controls & Freight Information | NSN 5305-01-539-5816

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
Electro-static Discharge Susceptible:	A	No known Electrostatic Discharge (ESD) or Electromagnetic Interference (EMI) sensitivity
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	096640	SCREWS, IRON OR STEEL
Less than car load rating
Less than truck load rating	Q	70.0
Water commodity Code	713	unknown
Originating Activity Code	TG	Warner-Robins Air Logistics Center Robins AFB, GA 31098-5609
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 5305-01-539-5816

Air Force
Navy

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.
Price Validation	N	The current standard price in Catalog Management Data (CMD) has not analyzed or coded for LP/LM. The price has not been analyzed or reviewed for accuracy. ZOP or Standard price challenges are permissible, but must be supported with adequate justification. However, if coded for Local Purchase (LP) or Fabrication/Manufacture as indicated with an (LM) Acquisition Advice Code of ?L? or?F?,the case must be evaluated locally where purchased or fabricated.
Fund Code	SF	Stock fund applicable to items managed for the Air Force by the respective Inventory Control Point.
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	Z	INSURANCE/NUMERIC STOCKAGE OBJECTIVE ITEM # Items which may be required occasionally or intermittently, and prudence requires that a nominal quantity of materiel be stocked due to the essentiality or the lead time of the item. 1. The item is centrally managed, stocked, and issued. 2. Requisitions will be submitted in accordance with IMM/Service requisitioning procedures.
Controlled Item Code	U	UNCLASSIFIED
Shelf Life Code	0	Nondeteriorative
Purchasing	QTY UOM	Q EA : Each

Category	Code	Description
Cognizance Codes	9B	Navy-owned stocks of DLA material Naval Inventory Control Point, Mechanicsburg
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	Z	INSURANCE/NUMERIC STOCKAGE OBJECTIVE ITEM # Items which may be required occasionally or intermittently, and prudence requires that a nominal quantity of materiel be stocked due to the essentiality or the lead time of the item. 1. The item is centrally managed, stocked, and issued. 2. Requisitions will be submitted in accordance with IMM/Service requisitioning procedures.
Controlled Item Code	U	UNCLASSIFIED
Shelf Life Code	0	Nondeteriorative
Purchasing	QTY UOM	Q EA : Each