178AS167 — SCREW,SHOULDER

✓ Government record, cited

— · BOLT SCREW

PRODUCT OVERVIEW

178AS167: SCREW,SHOULDER.

The SCREW,SHOULDER is a the manufacturer industrial component. Key specifications include material: STEEL COMP 303 OVERALL, head_style: BEVEL-CONICAL, head_height: 0.260 INCHES NOMINAL IN, thread_class: 2A A, head_diameter: 0.312 INCHES NOMINAL IN, thread_length: 0.438 INCHES MINIMUM AND 0.500 INCHES MAXIMUM IN. This part is cataloged in the U.S.

Government catalog under NSN 5305-01-262-9686, 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

178AS167

NSN: 5305-01-262-9686
FSC: 5305 — Screws
CAGE: 30003 — NAVAL AIR SYSTEMS COMMAND MANAGED ORIGINAL DESIGN ACTIVITY NOT MATERIAL/PARTS SUPPLIER (USA)

SPECIFICATIONS

material	STEEL COMP 303 OVERALL
head_style	BEVEL-CONICAL
head_height	0.260 INCHES NOMINAL IN
thread_class	2A A
head_diameter	0.312 INCHES NOMINAL IN
thread_length	0.438 INCHES MINIMUM AND 0.500 INCHES MAXIMUM IN
shoulder_shape	ROUND FIRST SHOULDER
fastener_length	0.860 INCHES NOMINAL IN
shoulder_length	0.360 INCHES NOMINAL FIRST SHOULDER IN
thread_direction	RIGHT-HAND
shoulder_diameter	0.185 INCHES MINIMUM AND 0.189 INCHES MAXIMUM FIRST SHOULDER IN
surface_treatment	PASSIVATE OVERALL
NSN	5305-01-262-9686

COMPONENT DIAGRAM

KEY FEATURES

•

HEAD HEIGHT: 0.260 INCHES NOMINAL IN

•

FASTENER LENGTH: 0.860 INCHES NOMINAL IN

•

SHOULDER LENGTH: 0.360 INCHES NOMINAL FIRST SHOULDER IN

•

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

•

SHOULDER DIAMETER: 0.185 INCHES MINIMUM AND 0.189 INCHES MAXIMUM FIRST SHOULDER IN

•

THREAD LENGTH: 0.438 INCHES MINIMUM AND 0.500 INCHES MAXIMUM IN

•

SHOULDER SHAPE: ROUND FIRST SHOULDER

•

MATERIAL DOCUMENT AND CLASSIFICATION: ASTM A582 ASSN STD SINGLE MATERIAL RESPONSE OVERALL

TECHNICAL CHARACTERISTICS

HEAD HEIGHT	0.260 INCHES NOMINAL IN
FASTENER LENGTH	0.860 INCHES NOMINAL IN
SHOULDER LENGTH	0.360 INCHES NOMINAL FIRST SHOULDER IN
SURFACE TREATMENT DOCUMENT AND CLASSIFICATION	QQ-P-35 FED SPEC SINGLE TREATMENT RESPONSE OVERALL
SHOULDER DIAMETER	0.185 INCHES MINIMUM AND 0.189 INCHES MAXIMUM FIRST SHOULDER IN
THREAD LENGTH	0.438 INCHES MINIMUM AND 0.500 INCHES MAXIMUM IN
SHOULDER SHAPE	ROUND FIRST SHOULDER
MATERIAL DOCUMENT AND CLASSIFICATION	ASTM A582 ASSN STD SINGLE MATERIAL RESPONSE OVERALL
NOMINAL THREAD DIAMETER	0.138 INCHES IN
HEAD STYLE	BEVEL-CONICAL

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

No substitute or cross-reference records for this part.

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 178AS167?

178AS167 is a SCREW,SHOULDER.

What is the NSN for 178AS167?

178AS167 is cataloged in the U.S. Government catalog under NSN 5305-01-262-9686. This indicates validated use in U.S. government and defense supply chains.

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178AS167 — SCREW,SHOULDER

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