ST3M495-3-4-1 — SCREW,SHOULDER

✓ Government record, cited

— · BOLT SCREW

PRODUCT OVERVIEW

ST3M495-3-4-1: SCREW,SHOULDER.

The SCREW,SHOULDER is a the manufacturer industrial component. Key specifications include material: STEEL COMP 301 OVERALL, head_style: FILLISTER COUNTERSUNK, head_height: 0.013 INCHES MAXIMUM IN, thread_class: 3A A, head_diameter: 0.2966 INCHES MINIMUM AND 0.3016 INCHES MAXIMUM IN, thread_length: 0.306 INCHES MINIMUM AND 0.356 INCHES MAXIMUM IN. This part is cataloged in the U.S.

Government catalog under NSN 5305-01-031-5365, 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

ST3M495-3-4-1

NSN: 5305-01-031-5365
FSC: 5305 — Screws
CAGE: 58998 — FASTENER INNOVATION TECHNOLOGY, INC. DBA F I T (USA)

SPECIFICATIONS

material	STEEL COMP 301 OVERALL
head_style	FILLISTER COUNTERSUNK
head_height	0.013 INCHES MAXIMUM IN
thread_class	3A A
head_diameter	0.2966 INCHES MINIMUM AND 0.3016 INCHES MAXIMUM IN
thread_length	0.306 INCHES MINIMUM AND 0.356 INCHES MAXIMUM IN
shoulder_shape	ROUND FIRST SHOULDER
fastener_length	0.566 INCHES MINIMUM AND 0.596 INCHES MAXIMUM IN
shoulder_length	0.195 INCHES MINIMUM AND 0.224 INCHES MAXIMUM FIRST SHOULDER IN
special_features	WITH 0.079 IN. MIN 0.080 IN. MAX W HEX SOCKET DRIVE ON THREAD END IN
thread_direction	RIGHT-HAND
countersink_angle	100.0 DEGREES NOMINAL
NSN	5305-01-031-5365

COMPONENT DIAGRAM

KEY FEATURES

•

HEAD HEIGHT: 0.013 INCHES MAXIMUM IN

•

FASTENER LENGTH: 0.566 INCHES MINIMUM AND 0.596 INCHES MAXIMUM IN

•

SHOULDER LENGTH: 0.195 INCHES MINIMUM AND 0.224 INCHES MAXIMUM FIRST SHOULDER IN

•

SHOULDER DIAMETER: 0.202 INCHES MINIMUM AND 0.203 INCHES MAXIMUM FIRST SHOULDER IN

•

THREAD LENGTH: 0.306 INCHES MINIMUM AND 0.356 INCHES MAXIMUM IN

•

SHOULDER SHAPE: ROUND FIRST SHOULDER

•

NOMINAL THREAD DIAMETER: 0.190 INCHES IN

•

HEAD STYLE: FILLISTER COUNTERSUNK

TECHNICAL CHARACTERISTICS

HEAD HEIGHT	0.013 INCHES MAXIMUM IN
FASTENER LENGTH	0.566 INCHES MINIMUM AND 0.596 INCHES MAXIMUM IN
SHOULDER LENGTH	0.195 INCHES MINIMUM AND 0.224 INCHES MAXIMUM FIRST SHOULDER IN
SHOULDER DIAMETER	0.202 INCHES MINIMUM AND 0.203 INCHES MAXIMUM FIRST SHOULDER IN
THREAD LENGTH	0.306 INCHES MINIMUM AND 0.356 INCHES MAXIMUM IN
SHOULDER SHAPE	ROUND FIRST SHOULDER
NOMINAL THREAD DIAMETER	0.190 INCHES IN
HEAD STYLE	FILLISTER COUNTERSUNK
THREAD DIRECTION	RIGHT-HAND
SPECIAL FEATURES	WITH 0.079 IN. MIN 0.080 IN. MAX W HEX SOCKET DRIVE ON THREAD END IN

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

HT4016-3-4XReference document

Same NSN cross-reference

Reference document — Secondary reference

10114877Reference document

Same NSN cross-reference

Reference document — Informative reference only

11911-3-4-1Same 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 ST3M495-3-4-1?

ST3M495-3-4-1 is a SCREW,SHOULDER.

What parts can replace ST3M495-3-4-1?

There are 3 known substitutes for ST3M495-3-4-1: HT4016-3-4X, 10114877, 11911-3-4-1. Substitute compatibility should be verified for your specific system.

What is the NSN for ST3M495-3-4-1?

ST3M495-3-4-1 is cataloged in the U.S. Government catalog under NSN 5305-01-031-5365. This indicates validated use in U.S. government and defense supply chains.

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