3176209-C-528 — SCREW,CAP,SOCKET HEAD

✓ Government record, cited

— · BOLT SCREW

PRODUCT OVERVIEW

3176209-C-528: SCREW,CAP,SOCKET HEAD.

The SCREW,CAP,SOCKET HEAD is a the manufacturer industrial component. Key specifications include material: STEEL COMP 302 OR STEEL COMP 304 OR STEEL COMP 305 OR STEEL COMP 316 OR STEEL COMP 384 OR STEEL COMP XM-7 FASTENER, head_style: FLAT COUNTERSUNK, thread_class: 3A A, head_diameter: 0.311 INCHES MINIMUM AND 0.359 INCHES MAXIMUM IN, thread_length: 0.171 INCHES MINIMUM AND 0.263 INCHES MAXIMUM IN, fastener_length: 0.345 INCHES MINIMUM AND 0.375 INCHES MAXIMUM IN. This part is cataloged in the U.S.

Government catalog under NSN 5305-01-288-9145, 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

3176209-C-528

NSN: 5305-01-288-9145
FSC: 5305 — Screws
CAGE: 10001 — NAVAIR AND NAVSEA MANAGED ORIGINAL DESIGN ACTIVITY DWG NOT MATERIAL/PARTS SUPPLIER (USA)

SPECIFICATIONS

material	STEEL COMP 302 OR STEEL COMP 304 OR STEEL COMP 305 OR STEEL COMP 316 OR STEEL COMP 384 OR STEEL COMP XM-7 FASTENER
head_style	FLAT COUNTERSUNK
thread_class	3A A
head_diameter	0.311 INCHES MINIMUM AND 0.359 INCHES MAXIMUM IN
thread_length	0.171 INCHES MINIMUM AND 0.263 INCHES MAXIMUM IN
fastener_length	0.345 INCHES MINIMUM AND 0.375 INCHES MAXIMUM IN
hardness_rating	80.0 ROCKWELL B MINIMUM FASTENER
locking_feature	PATCH THREADS
thread_direction	RIGHT-HAND
countersink_angle	80.0 DEGREES MINIMUM AND 84.0 DEGREES MAXIMUM
surface_treatment	PASSIVATE FASTENER
width_across_flats	0.094 INCHES NOMINAL IN
NSN	5305-01-288-9145

COMPONENT DIAGRAM

KEY FEATURES

•

WIDTH ACROSS FLATS: 0.094 INCHES NOMINAL IN

•

FASTENER LENGTH: 0.345 INCHES MINIMUM AND 0.375 INCHES MAXIMUM IN

•

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

•

THREAD LENGTH: 0.171 INCHES MINIMUM AND 0.263 INCHES MAXIMUM IN

•

HARDNESS RATING: 80.0 ROCKWELL B MINIMUM FASTENER

•

NOMINAL THREAD DIAMETER: 0.164 INCHES IN

•

HEAD STYLE: FLAT COUNTERSUNK

•

THREAD DIRECTION: RIGHT-HAND

TECHNICAL CHARACTERISTICS

WIDTH ACROSS FLATS	0.094 INCHES NOMINAL IN
FASTENER LENGTH	0.345 INCHES MINIMUM AND 0.375 INCHES MAXIMUM IN
SURFACE TREATMENT DOCUMENT AND CLASSIFICATION	QQ-P-35 FED SPEC SINGLE TREATMENT RESPONSE FASTENER
THREAD LENGTH	0.171 INCHES MINIMUM AND 0.263 INCHES MAXIMUM IN
HARDNESS RATING	80.0 ROCKWELL B MINIMUM FASTENER
NOMINAL THREAD DIAMETER	0.164 INCHES IN
HEAD STYLE	FLAT COUNTERSUNK
THREAD DIRECTION	RIGHT-HAND
NONDEFINITIVE SPEC/STD DATA	4 TYPE
LOCKING FEATURE	PATCH THREADS

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

FF-S-86Reference document

Same NSN cross-reference

Reference document — Identification 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 3176209-C-528?

3176209-C-528 is a SCREW,CAP,SOCKET HEAD.

What parts can replace 3176209-C-528?

There is 1 known substitute for 3176209-C-528: FF-S-86. Substitute compatibility should be verified for your specific system.

What is the NSN for 3176209-C-528?

3176209-C-528 is cataloged in the U.S. Government catalog under NSN 5305-01-288-9145. This indicates validated use in U.S. government and defense supply chains.

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