3M1131-1 — SCREW,CAP,SOCKET HEAD

✓ Government record, cited

— · BOLT SCREW

PRODUCT OVERVIEW

3M1131-1: SCREW,CAP,SOCKET HEAD.

The SCREW,CAP,SOCKET HEAD is a the manufacturer industrial component. Key specifications include material: STEEL COMP 632 OVERALL, thread_class: 3A A, head_diameter: 0.250 INCHES NOMINAL IN, thread_length: 0.260 INCHES MINIMUM AND 0.270 INCHES MAXIMUM IN, fastener_length: 0.690 INCHES NOMINAL IN, special_features: UNDERCUT 0.010 IN. MIN,0.020 IN.

MAX W IN. This part is cataloged in the U.S. Government catalog under NSN 5305-01-232-7462, indicating validated use in U.S.

government and defense logistics supply chains. Available through authorized enterprise resellers and TPM (Third Party Maintenance) channels. Verify compatibility with your specific system configuration before ordering.

WHERE IT FITS

3M1131-1

NSN: 5305-01-232-7462
FSC: 5305 — Screws
CAGE: 76301 — THE BOEING COMPANY DIV DEFENSE (USA)

SPECIFICATIONS

material	STEEL COMP 632 OVERALL
thread_class	3A A
head_diameter	0.250 INCHES NOMINAL IN
thread_length	0.260 INCHES MINIMUM AND 0.270 INCHES MAXIMUM IN
fastener_length	0.690 INCHES NOMINAL IN
special_features	UNDERCUT 0.010 IN. MIN,0.020 IN. MAX W IN
thread_direction	RIGHT-HAND
surface_treatment	NICKEL OVERALL
width_across_flats	0.156 INCHES MINIMUM AND 0.158 INCHES MAXIMUM IN
internal_drive_style	HEXAGON
nominal_thread_diameter	0.164 INCHES IN
thread_quantity_per_inch	32
NSN	5305-01-232-7462

COMPONENT DIAGRAM

KEY FEATURES

•

WIDTH ACROSS FLATS: 0.156 INCHES MINIMUM AND 0.158 INCHES MAXIMUM IN

•

FASTENER LENGTH: 0.690 INCHES NOMINAL IN

•

SURFACE TREATMENT DOCUMENT AND CLASSIFICATION: P.S. 13105 FSCM 76301 MFR REF SINGLE TREATMENT RESPONSE OVERALL

•

THREAD LENGTH: 0.260 INCHES MINIMUM AND 0.270 INCHES MAXIMUM IN

•

MATERIAL DOCUMENT AND CLASSIFICATION: AMS 5629 ASSN STD SINGLE MATERIAL RESPONSE OVERALL

•

NOMINAL THREAD DIAMETER: 0.164 INCHES IN

•

THREAD DIRECTION: RIGHT-HAND

TECHNICAL CHARACTERISTICS

WIDTH ACROSS FLATS	0.156 INCHES MINIMUM AND 0.158 INCHES MAXIMUM IN
FASTENER LENGTH	0.690 INCHES NOMINAL IN
SURFACE TREATMENT DOCUMENT AND CLASSIFICATION	P.S. 13105 FSCM 76301 MFR REF SINGLE TREATMENT RESPONSE OVERALL
THREAD LENGTH	0.260 INCHES MINIMUM AND 0.270 INCHES MAXIMUM IN
MATERIAL DOCUMENT AND CLASSIFICATION	AMS 5629 ASSN STD SINGLE MATERIAL RESPONSE OVERALL
NOMINAL THREAD DIAMETER	0.164 INCHES IN
THREAD DIRECTION	RIGHT-HAND
SPECIAL FEATURES	UNDERCUT 0.010 IN. MIN,0.020 IN. MAX W IN
SURFACE TREATMENT	NICKEL OVERALL
INTERNAL DRIVE STYLE	HEXAGON

OTHER ITEMS IN FSC 5305 — Screws

Items in the same Federal Supply class. No interchangeability or substitution relationship is implied.

5305-00-001-5016 5305-00-001-9160 5305-00-001-9629 5305-00-001-9742 5305-00-001-9768 5305-00-003-4306 5305-00-003-6694 5305-00-003-6753

SUBSTITUTES & CROSS-REFERENCES 3

0018-019-000Same NSN cross-reference

Same NSN cross-reference

Also cataloged under this NSN

VS3355-1Same NSN cross-reference

Same NSN cross-reference

Also cataloged under this NSN

83527-1Same NSN cross-reference

Same NSN cross-reference

Also cataloged under this NSN

LIFECYCLE

NSN statusActive· U.S. Government catalog

Acquisition advice: Insurance item — stocked against contingency demandNo demilitarization required

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FREQUENTLY ASKED QUESTIONS

What is 3M1131-1?

3M1131-1 is a SCREW,CAP,SOCKET HEAD.

What parts can replace 3M1131-1?

There are 3 known substitutes for 3M1131-1: 0018-019-000, VS3355-1, 83527-1. Substitute compatibility should be verified for your specific system.

What is the NSN for 3M1131-1?

3M1131-1 is cataloged in the U.S. Government catalog under NSN 5305-01-232-7462. This indicates validated use in U.S. government and defense supply chains.

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