3176207-C-658 — SCREW,CAP,SOCKET HEAD

✓ Government record, cited

— · BOLT SCREW

PRODUCT OVERVIEW

3176207-C-658: 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 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: 0.750 INCHES MINIMUM IN. This part is cataloged in the U.S.

Government catalog under NSN 5305-01-099-0654, 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

3176207-C-658

NSN: 5305-01-099-0654
NIINs: 010990654, 012913676
FSC: 5305 — Screws
CAGE: 53711 — NAVAL SEA SYSTEMS COMMAND (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 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	0.750 INCHES MINIMUM IN
fastener_length	0.875 INCHES NOMINAL IN
hardness_rating	80.0 ROCKWELL B MINIMUM OVERALL
locking_feature	PATCH THREADS
thread_direction	RIGHT-HAND
surface_treatment	PASSIVATE OVERALL
width_across_flats	0.312 INCHES NOMINAL IN
NSN	5305-01-099-0654

COMPONENT DIAGRAM

KEY FEATURES

•

WIDTH ACROSS FLATS: 0.312 INCHES NOMINAL IN

•

HEAD HEIGHT: 0.368 INCHES MINIMUM AND 0.375 INCHES MAXIMUM IN

•

FASTENER LENGTH: 0.875 INCHES NOMINAL IN

•

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

•

THREAD LENGTH: 0.750 INCHES MINIMUM IN

•

HARDNESS RATING: 80.0 ROCKWELL B MINIMUM OVERALL

•

NOMINAL THREAD DIAMETER: 0.375 INCHES IN

•

HEAD STYLE: FLAT CHAMFER

TECHNICAL CHARACTERISTICS

WIDTH ACROSS FLATS	0.312 INCHES NOMINAL IN
HEAD HEIGHT	0.368 INCHES MINIMUM AND 0.375 INCHES MAXIMUM IN
FASTENER LENGTH	0.875 INCHES NOMINAL IN
SURFACE TREATMENT DOCUMENT AND CLASSIFICATION	QQ-P-35 FED SPEC SINGLE TREATMENT RESPONSE OVERALL
THREAD LENGTH	0.750 INCHES MINIMUM IN
HARDNESS RATING	80.0 ROCKWELL B MINIMUM OVERALL
NOMINAL THREAD DIAMETER	0.375 INCHES IN
HEAD STYLE	FLAT CHAMFER
THREAD DIRECTION	RIGHT-HAND
NONDEFINITIVE SPEC/STD DATA	6 TYPE

SUBSTITUTES & CROSS-REFERENCES 2

3176207-658Reference document

Same NSN cross-reference

Reference document — Secondary reference

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 3176207-C-658?

3176207-C-658 is a SCREW,CAP,SOCKET HEAD.

What parts can replace 3176207-C-658?

There are 2 known substitutes for 3176207-C-658: 3176207-658, FF-S-86. Substitute compatibility should be verified for your specific system.

What is the NSN for 3176207-C-658?

3176207-C-658 is cataloged in the U.S. Government catalog under NSN 5305-01-099-0654. This indicates validated use in U.S. government and defense supply chains.

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