331478 — SCREW,SHOULDER

✓ Government record, cited

— · BOLT SCREW

PRODUCT OVERVIEW

331478: SCREW,SHOULDER.

The SCREW,SHOULDER is a the manufacturer industrial component. Key specifications include material: STEEL OVERALL, head_style: PAN NO. 2, head_height: 0.151 INCHES MINIMUM IN, thread_class: 2A A, head_diameter: 0.800 INCHES MINIMUM AND 0.810 INCHES MAXIMUM IN, thread_length: 0.440 INCHES MAXIMUM IN.

This part is cataloged in the U.S. Government catalog under NSN 5305-01-148-8208, 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

331478

NSN: 5305-01-148-8208
FSC: 5305 — Screws
CAGE: 7X677 — GENERAL MOTORS LLC DBA GENERAL MOTORS LLC (USA)

SPECIFICATIONS

material	STEEL OVERALL
head_style	PAN NO. 2
head_height	0.151 INCHES MINIMUM IN
thread_class	2A A
head_diameter	0.800 INCHES MINIMUM AND 0.810 INCHES MAXIMUM IN
thread_length	0.440 INCHES MAXIMUM IN
shoulder_shape	ROUND FIRST SHOULDER
fastener_length	0.804 INCHES MINIMUM AND 0.819 INCHES MAXIMUM IN
shoulder_length	0.184 INCHES MINIMUM AND 0.199 INCHES MAXIMUM FIRST SHOULDER IN
special_features	PLASTIC PATCH BONDED OR FUSED TO THREADS
thread_direction	RIGHT-HAND
shoulder_diameter	0.457 INCHES MINIMUM AND 0.469 INCHES MAXIMUM FIRST SHOULDER IN
NSN	5305-01-148-8208

COMPONENT DIAGRAM

KEY FEATURES

•

WIDTH ACROSS FLATS: 0.250 INCHES MINIMUM AND 0.253 INCHES MAXIMUM IN

•

HEAD HEIGHT: 0.151 INCHES MINIMUM IN

•

FASTENER LENGTH: 0.804 INCHES MINIMUM AND 0.819 INCHES MAXIMUM IN

•

SHOULDER LENGTH: 0.184 INCHES MINIMUM AND 0.199 INCHES MAXIMUM FIRST SHOULDER IN

•

SURFACE TREATMENT DOCUMENT AND CLASSIFICATION: GM 4435-M GRADE 72 CODE A FSCM 11862 MFR REF SINGLE TREATMENT RESPONSE OVERALL

•

SHOULDER DIAMETER: 0.457 INCHES MINIMUM AND 0.469 INCHES MAXIMUM FIRST SHOULDER IN

•

THREAD LENGTH: 0.440 INCHES MAXIMUM IN

•

SHOULDER SHAPE: ROUND FIRST SHOULDER

TECHNICAL CHARACTERISTICS

WIDTH ACROSS FLATS	0.250 INCHES MINIMUM AND 0.253 INCHES MAXIMUM IN
HEAD HEIGHT	0.151 INCHES MINIMUM IN
FASTENER LENGTH	0.804 INCHES MINIMUM AND 0.819 INCHES MAXIMUM IN
SHOULDER LENGTH	0.184 INCHES MINIMUM AND 0.199 INCHES MAXIMUM FIRST SHOULDER IN
SURFACE TREATMENT DOCUMENT AND CLASSIFICATION	GM 4435-M GRADE 72 CODE A FSCM 11862 MFR REF SINGLE TREATMENT RESPONSE OVERALL
SHOULDER DIAMETER	0.457 INCHES MINIMUM AND 0.469 INCHES MAXIMUM FIRST SHOULDER IN
THREAD LENGTH	0.440 INCHES MAXIMUM IN
SHOULDER SHAPE	ROUND FIRST SHOULDER
MATERIAL DOCUMENT AND CLASSIFICATION	SAE ASSN STD ALL MATERIAL RESPONSES OVERALL
NOMINAL THREAD DIAMETER	0.312 INCHES IN

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 1

2230209Reference document

Same NSN cross-reference

Reference document — Secondary reference

LIFECYCLE

NSN statusActive· U.S. Government catalog

Acquisition advice: Normally procured from the manufacturer (OEM)No demilitarization required

Ready to buy 331478?

Compare prices from verified sellers on eBay

Buy on eBay →

As an eBay Partner, PartsTable may earn a commission. Your price is not affected.

FREQUENTLY ASKED QUESTIONS

What is 331478?

331478 is a SCREW,SHOULDER.

What parts can replace 331478?

There is 1 known substitute for 331478: 2230209. Substitute compatibility should be verified for your specific system.

What is the NSN for 331478?

331478 is cataloged in the U.S. Government catalog under NSN 5305-01-148-8208. This indicates validated use in U.S. government and defense supply chains.

Community Feedback

331478 — SCREW,SHOULDER

Request a Quote — 331478