3176207C656 — SCREW,CAP,SOCKET HEAD

✓ Government record, cited

— · BOLT SCREW

PRODUCT OVERVIEW

3176207C656: SCREW,CAP,SOCKET HEAD.

The SCREW,CAP,SOCKET HEAD is a the manufacturer industrial component. Key specifications include head_style: FLAT CHAMFER, head_height: 0.368 INCHES MINIMUM AND 0.375 INCHES MAXIMUM IN, thread_class: 3A A, head_diameter: 0.550 INCHES MINIMUM AND 0.562 INCHES MAXIMUM IN, thread_length: 0.500 INCHES MINIMUM AND 0.625 INCHES MAXIMUM IN, surface_finish: 63.0 MICROINCHES BEARING SURFACE OF HEAD. This part is cataloged in the U.S.

Government catalog under NSN 5305-01-032-9234, 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

3176207C656

NSN: 5305-01-032-9234
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 321 OR STEEL COMP 347 OR STEEL COMP 384 OR STEEL COMP 385 OVERALL
head_style	FLAT CHAMFER
head_height	0.368 INCHES MINIMUM AND 0.375 INCHES MAXIMUM IN
thread_class	3A A
head_diameter	0.550 INCHES MINIMUM AND 0.562 INCHES MAXIMUM IN
thread_length	0.500 INCHES MINIMUM AND 0.625 INCHES MAXIMUM IN
surface_finish	63.0 MICROINCHES BEARING SURFACE OF HEAD
fastener_length	0.625 INCHES NOMINAL IN
hardness_rating	80.0 ROCKWELL B MINIMUM OVERALL
locking_feature	PATCH THREADS
thread_direction	RIGHT-HAND
surface_treatment	ZINC OVERALL
NSN	5305-01-032-9234

COMPONENT DIAGRAM

KEY FEATURES

•

SURFACE FINISH: 32.0 MICROINCHES THREADS

•

WIDTH ACROSS FLATS: 0.312 INCHES NOMINAL IN

•

HEAD HEIGHT: 0.368 INCHES MINIMUM AND 0.375 INCHES MAXIMUM IN

•

FASTENER LENGTH: 0.625 INCHES NOMINAL IN

•

SURFACE TREATMENT DOCUMENT AND CLASSIFICATION: ASTM B633 ASSN STD SINGLE TREATMENT RESPONSE OVERALL

•

THREAD LENGTH: 0.500 INCHES MINIMUM AND 0.625 INCHES MAXIMUM IN

TECHNICAL CHARACTERISTICS

SURFACE FINISH	32.0 MICROINCHES THREADS
SURFACE FINISH	63.0 MICROINCHES GRIP
SURFACE FINISH	63.0 MICROINCHES BEARING SURFACE OF HEAD
WIDTH ACROSS FLATS	0.312 INCHES NOMINAL IN
HEAD HEIGHT	0.368 INCHES MINIMUM AND 0.375 INCHES MAXIMUM IN
FASTENER LENGTH	0.625 INCHES NOMINAL IN
SURFACE TREATMENT DOCUMENT AND CLASSIFICATION	ASTM B633 ASSN STD SINGLE TREATMENT RESPONSE OVERALL
THREAD LENGTH	0.500 INCHES MINIMUM AND 0.625 INCHES MAXIMUM IN
HARDNESS RATING	80.0 ROCKWELL B MINIMUM OVERALL
MATERIAL DOCUMENT AND CLASSIFICATION	ASTM A493 ASSN STD SINGLE MATERIAL RESPONSE OVERALL

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

5305PL1290557Reference document

Same NSN cross-reference

Reference document — Informative reference only

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 3176207C656?

3176207C656 is a SCREW,CAP,SOCKET HEAD.

What parts can replace 3176207C656?

There is 1 known substitute for 3176207C656: 5305PL1290557. Substitute compatibility should be verified for your specific system.

What is the NSN for 3176207C656?

3176207C656 is cataloged in the U.S. Government catalog under NSN 5305-01-032-9234. This indicates validated use in U.S. government and defense supply chains.

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