3M957-3-2-5 — SCREW,SHOULDER

✓ Government record, cited

— · BOLT SCREW

PRODUCT OVERVIEW

3M957-3-2-5: SCREW,SHOULDER.

The SCREW,SHOULDER is a the manufacturer industrial component. Key specifications include material: STEEL COMP XM-13 OVERALL, head_style: OVAL COUNTERSUNK, thread_class: 3A A, head_diameter: 0.328 INCHES MINIMUM AND 0.333 INCHES MAXIMUM IN, thread_length: 0.287 INCHES MINIMUM AND 0.337 INCHES MAXIMUM IN, shoulder_shape: ROUND FIRST SHOULDER. This part is cataloged in the U.S.

Government catalog under NSN 5305-01-142-9409, 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

3M957-3-2-5

NSN: 5305-01-142-9409
FSC: 5305 — Screws
CAGE: 76301 — THE BOEING COMPANY DIV DEFENSE (USA)

SPECIFICATIONS

material	STEEL COMP XM-13 OVERALL
head_style	OVAL COUNTERSUNK
thread_class	3A A
head_diameter	0.328 INCHES MINIMUM AND 0.333 INCHES MAXIMUM IN
thread_length	0.287 INCHES MINIMUM AND 0.337 INCHES MAXIMUM IN
shoulder_shape	ROUND FIRST SHOULDER
fastener_length	0.422 INCHES MINIMUM AND 0.452 INCHES MAXIMUM IN
shoulder_length	0.065 INCHES MINIMUM AND 0.093 INCHES MAXIMUM FIRST SHOULDER IN
thread_direction	RIGHT-HAND
countersink_angle	99.0 DEGREES MINIMUM AND 101.0 DEGREES MAXIMUM
shoulder_diameter	0.2177 INCHES MINIMUM AND 0.2182 INCHES MAXIMUM FIRST SHOULDER IN
surface_treatment	PASSIVATE OVERALL
NSN	5305-01-142-9409

COMPONENT DIAGRAM

KEY FEATURES

•

FASTENER LENGTH: 0.422 INCHES MINIMUM AND 0.452 INCHES MAXIMUM IN

•

SHOULDER LENGTH: 0.065 INCHES MINIMUM AND 0.093 INCHES MAXIMUM FIRST SHOULDER IN

•

SURFACE TREATMENT DOCUMENT AND CLASSIFICATION: QQ-P-35 FED SPEC SINGLE TREATMENT RESPONSE OVERALL

•

SHOULDER DIAMETER: 0.2177 INCHES MINIMUM AND 0.2182 INCHES MAXIMUM FIRST SHOULDER IN

•

THREAD LENGTH: 0.287 INCHES MINIMUM AND 0.337 INCHES MAXIMUM IN

•

SHOULDER SHAPE: ROUND FIRST SHOULDER

•

MATERIAL DOCUMENT AND CLASSIFICATION: AMS5629 ASSN STD SINGLE MATERIAL RESPONSE OVERALL

•

NOMINAL THREAD DIAMETER: 0.190 INCHES IN

TECHNICAL CHARACTERISTICS

FASTENER LENGTH	0.422 INCHES MINIMUM AND 0.452 INCHES MAXIMUM IN
SHOULDER LENGTH	0.065 INCHES MINIMUM AND 0.093 INCHES MAXIMUM FIRST SHOULDER IN
SURFACE TREATMENT DOCUMENT AND CLASSIFICATION	QQ-P-35 FED SPEC SINGLE TREATMENT RESPONSE OVERALL
SHOULDER DIAMETER	0.2177 INCHES MINIMUM AND 0.2182 INCHES MAXIMUM FIRST SHOULDER IN
THREAD LENGTH	0.287 INCHES MINIMUM AND 0.337 INCHES MAXIMUM IN
SHOULDER SHAPE	ROUND FIRST SHOULDER
MATERIAL DOCUMENT AND CLASSIFICATION	AMS5629 ASSN STD SINGLE MATERIAL RESPONSE OVERALL
NOMINAL THREAD DIAMETER	0.190 INCHES IN
HEAD STYLE	OVAL COUNTERSUNK
THREAD DIRECTION	RIGHT-HAND

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 1

HT4041-3-2-5YReference document

Same NSN cross-reference

Reference document — Secondary reference

LIFECYCLE

NSN statusActive· U.S. Government catalog

Acquisition advice: Normally procured from the manufacturer (OEM)No demilitarization required

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FREQUENTLY ASKED QUESTIONS

What is 3M957-3-2-5?

3M957-3-2-5 is a SCREW,SHOULDER.

What parts can replace 3M957-3-2-5?

There is 1 known substitute for 3M957-3-2-5: HT4041-3-2-5Y. Substitute compatibility should be verified for your specific system.

What is the NSN for 3M957-3-2-5?

3M957-3-2-5 is cataloged in the U.S. Government catalog under NSN 5305-01-142-9409. This indicates validated use in U.S. government and defense supply chains.

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