NSN 5325-01-411-1602 CA172374HSR, CA17237-4HSR, 01-411-1602

Product Details | TURNLOCK FASTENER STUD

5325-01-411-1602 A pinlike item designed to turn within and be held in place by an EYELET, TURNLOCK FASTENER; RING, RETAINING; or the surface of the item it fastens. It is provided with either a cam slot, cam lead threads, or a hold for accommodating a pin. Securing is accomplished by mating with a LOCKSPRING, TURNLOCK FASTENER or RECEPTACLE, TURNLOCK FASTENER. It has either provisions to accommodate a knob or extension or has a head which has provisions to facilitate turning.

Part Alternates: CA172374HSR, CA17237-4HSR, 5325-01-411-1602, 01-411-1602, 5325014111602, 014111602

Hardware and Abrasives | Fastening Devices

Supply Group (FSG)	NSN Assign.	NIIN	Item Name Code (INC)
53	20 MAR 1995	01-411-1602	18421 ( STUD, TURNLOCK FASTENER )

Drawings & Photos | NSN 5325-01-411-1602

Part Number	Request Date	QTY	Origin
CA17237-4HSR	2025-11-320	1047	DIBBS
CA17237-4HSR	2019-09-254	2500	DIBBS
CA17237-4HSR	2019-04-107	2400	DIBBS
CA17237-4HSR	2019-04-99	2400	DIBBS
CA17237-4HSR	2019-02-43	1531	DIBBS
CA17237-4HSR	2019-02-35	1531	DIBBS
5325-01-411-1602	2018-06-178	1531	DIBBS
5325-01-411-1602	2015-09-267	4000	DIBBS
5325-01-411-1602	2015-06-169	1112	DIBBS
5325-01-411-1602	2015-05-147	1000	DIBBS
5325-01-411-1602	2015-04-120	452	DIBBS
5325-01-411-1602	2015-03-63	653	DIBBS

Cross Reference | NSN 5325-01-411-1602

Part Number	Cage Code	Manufacturer
CA17237-4HSR	29372	ALCOA GLOBAL FASTENERS, INC. DBA ALCOA FASTENING SYSTEMS
CA17237-4HSR	92215	ALCOA GLOBAL FASTENERS, INC. DBA ALCOA FASTENING SYSTEMS

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Related Products | NSN 5325-01-411-1602

5325-01-411-1603, 5325-01-411-1604, 5325-01-411-1605, 5325-01-411-1606, 5325-01-411-1607

Technical Data | NSN 5325-01-411-1602

Characteristic	Specifications
MATERIAL	IRON ALLOY 660 OVERALL
MATERIAL DOCUMENT AND CLASSIFICATION	AMS 5731 ASSN STD SINGLE MATERIAL RESPONSE OVERALL
SURFACE TREATMENT	PASSIVATE OVERALL
SURFACE TREATMENT DOCUMENT AND CLASSIFICATION	QQ-P-35 FED SPEC SINGLE TREATMENT RESPONSE OVERALL
TURNLOCK STUD SHANK STYLE	17 STUD SHANK
GRIP LENGTH	0.245 INCHES MINIMUM AND 0.255 INCHES MAXIMUM
MINOR DIAMETER	0.334 INCHES NOMINAL
EXTENSION LENGTH	0.460 INCHES NOMINAL
STUD SHANK MAJOR DIAMETER	0.3735 INCHES MINIMUM AND 0.3745 INCHES MAXIMUM
TURNLOCK STUD HEAD STYLE	1 FLAT COUNTERSUNK
DIAMETER	0.490 INCHES MINIMUM
STUD THREAD SIZE AND SERIES/TYPE DESIGNATOR	0.250-28 UNJF
SECURING DEVICE TYPE	RING
DRIVE TYPE	SOCKET
MATERIAL ACCOMMODATED THICKNESS	0.245 INCHES MINIMUM AND 0.255 INCHES MAXIMUM
SPECIAL FEATURES	PACKAGED WITH RETAINING RING

Restrictions/Controls & Freight Information | NSN 5325-01-411-1602

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	095190	HARDWARE, NOI
Less than car load rating
Less than truck load rating	W	Rating Variable
Water commodity Code	713	unknown
Originating Activity Code	KH	Defense Industrial Supply Center Philadelphia, PA 19111
Air Dimension Code	A	Shipment is not a consolidation and does not exceed 72 inches in any dimension.
Air Commodity	V	Vehicles, machinery, shop and warehouse equipment and supplies, including special tools and equipment, ground servicing and special purpose vehicles, marine equipment and supplies, repair and maintenance parts for the above.
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 5325-01-411-1602

Air Force

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.
Materiel Management Aggregation Code	SX	SX:AF SICA RESIDUAL MMAC-OC-ALC
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	1 EA : Each