NSN 5305-01-149-1933 C953746, C9537-4-6, CA2103746HS

Product Details | SOCKET HEAD CAP SCREW

5305-01-149-1933 An externally threaded fastener whose threaded portion is of one nominal diameter. The head has an internal socket or multiple spline for use with an inserted driver. A locking feature may be incorporated in the design of the head or threads. Excludes items with bevel (conical) heads. See BOLT, INTERNAL WRENCHING. Excludes SCREW, SHOULDER; and SCREW, MACHINE.

Part Alternates: C953746, C9537-4-6, CA2103746HS, CA21037-4-6HS, 12000046, 120000-4-6, 5305-01-149-1933, 01-149-1933, 5305011491933, 011491933

Hardware and Abrasives | Screws

Supply Group (FSG)	NSN Assign.	NIIN	Item Name Code (INC)
53	16 MAR 1983	01-149-1933	16282 ( SCREW, CAP, SOCKET HEAD )

Drawings & Photos | NSN 5305-01-149-1933

Part Number	Request Date	QTY	Origin
120000-4-6	2025-05-132	10121	DIBBS
CA21037-4-6HS	2025-05-132	10121	DIBBS
120000-4-6	2025-05-124	10121	DIBBS
CA21037-4-6HS	2025-05-124	10121	DIBBS
120000-4-6	2025-04-119	10121	DIBBS
CA21037-4-6HS	2025-04-119	10121	DIBBS
120000-4-6	2025-04-111	10121	DIBBS
CA21037-4-6HS	2025-04-111	10121	DIBBS
CA2103746HS	2025-03-76	25	US
5305-01-149-1933	2024-11-319	80	United States
5305-01-149-1933	2024-09-264	100	United States
120000-4-6	2024-09-247	12949	DIBBS
CA21037-4-6HS	2024-09-247	12949	DIBBS
120000-4-6	2024-08-239	12949	DIBBS
CA21037-4-6HS	2024-08-239	12949	DIBBS
5305-01-149-1933	2024-08-232	80	United States
120000-4-6	2024-08-231	12949	DIBBS
CA21037-4-6HS	2024-08-231	12949	DIBBS
5305-01-149-1933	2024-08-226	80	United States
120000-4-6	2024-04-101	10063	DIBBS
CA21037-4-6HS	2024-04-101	10063	DIBBS
120000-4-6	2024-04-93	10063	DIBBS
CA21037-4-6HS	2024-04-93	10063	DIBBS
5305-01-149-1933	2024-04-92	80	United States
120000-4-6	2024-03-85	10063	DIBBS
CA21037-4-6HS	2024-03-85	10063	DIBBS
120000-4-6	2024-03-77	10063	DIBBS
CA21037-4-6HS	2024-03-77	10063	DIBBS
5305-01-149-1933	2024-02-57	250	United States
120000-4-6	2023-11-312	6500	DIBBS
CA21037-4-6HS	2023-11-312	6500	DIBBS
120000-4-6	2023-10-304	6500	DIBBS
CA21037-4-6HS	2023-10-304	6500	DIBBS
120000-4-6	2023-10-296	6500	DIBBS
CA21037-4-6HS	2023-10-296	6500	DIBBS
5305-01-149-1933	2023-10-289	320	IL
5305-01-149-1933	2021-07-201	25	US
5305-01-149-1933	2020-06-157	1	DIBBS-RFPs
5305-01-149-1933	2019-04-116	100	United States
5305-01-149-1933	2018-11-322	6000	DIBBS
5305-01-149-1933	2018-10-289	3680	DIBBS
5305-01-149-1933	2018-06-157	1	DIBBS-RFPs
5305-01-149-1933	2018-03-87	900	Portugal
5305-01-149-1933	2014-12-352	65	United States
C953746	2014-12-352	73	United States
5305-01-149-1933	2014-12-337	100	United States
CA2103746HS	2014-10-286	600	PK
5305-01-149-1933	2008-07-213	9500	US
5305-01-149-1933	2008-07-205	9500	DIBBS
5305-01-149-1933	2008-05-148	5697	DIBBS
5305-01-149-1933	2008-04-95	10000	DIBBS
5305-01-149-1933	2008-03-73	2443	DIBBS
5305-01-149-1933	2008-01-23	1294	DIBBS

Cross Reference | NSN 5305-01-149-1933

Part Number	Cage Code	Manufacturer
120000-4-6	60119	MONADNOCK COMPANY THE DBA LISI AEROSPACE
C9537-4-6	81755	LOCKHEED MARTIN CORPORATION DBA LOCKHEED MARTIN AERONAUTICS
CA21037-4-6HS	29372	ALCOA GLOBAL FASTENERS, INC. DBA ALCOA FASTENING SYSTEMS

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Related Products | NSN 5305-01-149-1933

5305-01-149-1934, 5305-01-149-1935, 5305-01-149-1936, 5305-01-149-1937, 5305-01-149-1938

Technical Data | NSN 5305-01-149-1933

Characteristic	Specifications
THREAD SERIES DESIGNATOR	UNF
NOMINAL THREAD DIAMETER	0.250 INCHES
THREAD QUANTITY PER INCH	28
THREAD CLASS	3A
THREAD DIRECTION	RIGHT-HAND
THREAD LENGTH	0.567 INCHES MINIMUM AND 0.706 INCHES MAXIMUM
FASTENER LENGTH	1.237 INCHES NOMINAL
MATERIAL	STEEL COMP 4140 OR STEEL COMP 8740 OVERALL
MATERIAL DOCUMENT AND CLASSIFICATION	MIL-S-5626 MIL SPEC 1ST MATERIAL RESPONSE OR MIL-S-6049 MIL SPEC 2ND MATERIAL RESPONSE OVERALL
SURFACE TREATMENT	CADMIUM AND CHROMATE OVERALL
SURFACE TREATMENT DOCUMENT AND CLASSIFICATION	QQ-P-416 TYPE 2 CLASS 2 FED SPEC SINGLE TREATMENT RESPONSE OVERALL
HEAD STYLE	C54 OVAL COUNTERSUNK
HEAD DIAMETER	0.430 INCHES MINIMUM AND 0.440 INCHES MAXIMUM
COUNTERSINK ANGLE	100.0 DEGREES NOMINAL
INTERNAL DRIVE STYLE	D5 HEXAGON
WIDTH ACROSS FLATS	0.141 INCHES MINIMUM AND 0.143 INCHES MAXIMUM
SPECIAL FEATURES	FURNISHED WITH ONE SPRING,THREAD TO BE DOUBLE LEAD
MANUFACTURERS CODE	29372
DESIGN CONTROL REFERENCE	CA21037-4-6HS

Restrictions/Controls & Freight Information | NSN 5305-01-149-1933

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
No Freight Information