3M902C4-17A — SCREW,SHOULDER

✓ Government record, cited

— · BOLT SCREW

PRODUCT OVERVIEW

3M902C4-17A: SCREW,SHOULDER.

The SCREW,SHOULDER is a the manufacturer industrial component. Key specifications include material: STEEL COMP XM-13 OVERALL, head_style: FLAT COUNTERSUNK UNDERCUT, head_height: 0.058 INCHES MINIMUM AND 0.060 INCHES MAXIMUM IN, thread_class: 3A A, head_diameter: 0.501 INCHES MINIMUM AND 0.506 INCHES MAXIMUM IN, thread_length: 0.443 INCHES MINIMUM AND 0.510 INCHES MAXIMUM IN. This part is cataloged in the U.S.

Government catalog under NSN 5305-01-239-0643, 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

3M902C4-17A

NSN: 5305-01-239-0643
FSC: 5305 — Screws
CAGE: 58998 — FASTENER INNOVATION TECHNOLOGY, INC. DBA F I T (USA)

SPECIFICATIONS

material	STEEL COMP XM-13 OVERALL
head_style	FLAT COUNTERSUNK UNDERCUT
head_height	0.058 INCHES MINIMUM AND 0.060 INCHES MAXIMUM IN
thread_class	3A A
head_diameter	0.501 INCHES MINIMUM AND 0.506 INCHES MAXIMUM IN
thread_length	0.443 INCHES MINIMUM AND 0.510 INCHES MAXIMUM IN
shoulder_shape	ROUND FIRST SHOULDER
fastener_length	1.515 INCHES MINIMUM AND 1.562 INCHES MAXIMUM IN
shoulder_length	1.052 INCHES MINIMUM AND 1.072 INCHES MAXIMUM FIRST SHOULDER IN
special_features	FURNISH WITH ONE O-RING
thread_direction	RIGHT-HAND
countersink_angle	100.0 DEGREES NOMINAL
NSN	5305-01-239-0643

COMPONENT DIAGRAM

KEY FEATURES

•

HEAD HEIGHT: 0.058 INCHES MINIMUM AND 0.060 INCHES MAXIMUM IN

•

FASTENER LENGTH: 1.515 INCHES MINIMUM AND 1.562 INCHES MAXIMUM IN

•

SHOULDER LENGTH: 1.052 INCHES MINIMUM AND 1.072 INCHES MAXIMUM FIRST SHOULDER IN

•

SHOULDER DIAMETER: 0.2802 INCHES MINIMUM AND 0.2807 INCHES MAXIMUM FIRST SHOULDER IN

•

THREAD LENGTH: 0.443 INCHES MINIMUM AND 0.510 INCHES MAXIMUM IN

•

SHOULDER SHAPE: ROUND FIRST SHOULDER

•

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

•

NOMINAL THREAD DIAMETER: 0.250 INCHES IN

TECHNICAL CHARACTERISTICS

HEAD HEIGHT	0.058 INCHES MINIMUM AND 0.060 INCHES MAXIMUM IN
FASTENER LENGTH	1.515 INCHES MINIMUM AND 1.562 INCHES MAXIMUM IN
SHOULDER LENGTH	1.052 INCHES MINIMUM AND 1.072 INCHES MAXIMUM FIRST SHOULDER IN
SHOULDER DIAMETER	0.2802 INCHES MINIMUM AND 0.2807 INCHES MAXIMUM FIRST SHOULDER IN
THREAD LENGTH	0.443 INCHES MINIMUM AND 0.510 INCHES MAXIMUM IN
SHOULDER SHAPE	ROUND FIRST SHOULDER
MATERIAL DOCUMENT AND CLASSIFICATION	AMS5629 ASSN STD SINGLE MATERIAL RESPONSE OVERALL
NOMINAL THREAD DIAMETER	0.250 INCHES IN
HEAD STYLE	FLAT COUNTERSUNK UNDERCUT
THREAD DIRECTION	RIGHT-HAND

OTHER ITEMS IN FSC 5305 — Screws

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

5305-00-000-0094 5305-00-000-1397 5305-00-000-2625 5305-00-000-3669 5305-00-000-3830 5305-00-000-3831

SUBSTITUTES & CROSS-REFERENCES 2

HT4020-4-17AYReference document

Same NSN cross-reference

Reference document — Advisory reference — outside the item-of-supply concept

11879C4-17ASame NSN cross-reference

Same NSN cross-reference

Also cataloged under this NSN

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 3M902C4-17A?

3M902C4-17A is a SCREW,SHOULDER.

What parts can replace 3M902C4-17A?

There are 2 known substitutes for 3M902C4-17A: HT4020-4-17AY, 11879C4-17A. Substitute compatibility should be verified for your specific system.

What is the NSN for 3M902C4-17A?

3M902C4-17A is cataloged in the U.S. Government catalog under NSN 5305-01-239-0643. This indicates validated use in U.S. government and defense supply chains.

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