8350554 ITEM 274 — SCREW,CAP,SOCKET HEAD

✓ Government record, cited

— · BOLT SCREW

PRODUCT OVERVIEW

8350554 ITEM 274: SCREW,CAP,SOCKET HEAD.

The SCREW,CAP,SOCKET HEAD is a the manufacturer industrial component. Key specifications include material: STEEL FASTENER, head_style: KNURLED NO. 1, head_height: 0.244 INCHES MINIMUM AND 0.250 INCHES MAXIMUM IN, thread_class: 3A A, head_diameter: 0.375 INCHES NOMINAL IN, thread_length: 0.750 INCHES NOMINAL IN.

This part is cataloged in the U.S. Government catalog under NSN 5305-01-606-7271, 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

8350554 ITEM 274

NSN: 5305-01-606-7271
FSC: 5305 — Screws
CAGE: 53711 — NAVAL SEA SYSTEMS COMMAND (USA)

SPECIFICATIONS

material	STEEL FASTENER
head_style	KNURLED NO. 1
head_height	0.244 INCHES MINIMUM AND 0.250 INCHES MAXIMUM IN
thread_class	3A A
head_diameter	0.375 INCHES NOMINAL IN
thread_length	0.750 INCHES NOMINAL IN
fastener_length	0.750 INCHES NOMINAL IN
hardness_rating	39.0 ROCKWELL C NOMINAL FASTENER
special_features	NYLON LOCKING PATCH BONDED TO THE THREADS
thread_direction	RIGHT-HAND
surface_treatment	OXIDE FASTENER
width_across_flats	0.188 INCHES NOMINAL IN
NSN	5305-01-606-7271

COMPONENT DIAGRAM

KEY FEATURES

•

WIDTH ACROSS FLATS: 0.188 INCHES NOMINAL IN

•

HEAD HEIGHT: 0.244 INCHES MINIMUM AND 0.250 INCHES MAXIMUM IN

•

FASTENER LENGTH: 0.750 INCHES NOMINAL IN

•

THREAD LENGTH: 0.750 INCHES NOMINAL IN

•

HARDNESS RATING: 39.0 ROCKWELL C NOMINAL FASTENER

•

MATERIAL DOCUMENT AND CLASSIFICATION: SAE GR8 ASSN STD SINGLE MATERIAL RESPONSE FASTENER

•

NOMINAL THREAD DIAMETER: 0.250 INCHES IN

•

HEAD STYLE: KNURLED NO. 1

TECHNICAL CHARACTERISTICS

WIDTH ACROSS FLATS	0.188 INCHES NOMINAL IN
HEAD HEIGHT	0.244 INCHES MINIMUM AND 0.250 INCHES MAXIMUM IN
FASTENER LENGTH	0.750 INCHES NOMINAL IN
THREAD LENGTH	0.750 INCHES NOMINAL IN
HARDNESS RATING	39.0 ROCKWELL C NOMINAL FASTENER
MATERIAL DOCUMENT AND CLASSIFICATION	SAE GR8 ASSN STD SINGLE MATERIAL RESPONSE FASTENER
NOMINAL THREAD DIAMETER	0.250 INCHES IN
HEAD STYLE	KNURLED NO. 1
THREAD DIRECTION	RIGHT-HAND
COLOR	BLACK FASTENER

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

91205A563Same NSN cross-reference

Same NSN cross-reference

Also cataloged under this NSN

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 8350554 ITEM 274?

8350554 ITEM 274 is a SCREW,CAP,SOCKET HEAD.

What parts can replace 8350554 ITEM 274?

There is 1 known substitute for 8350554 ITEM 274: 91205A563. Substitute compatibility should be verified for your specific system.

What is the NSN for 8350554 ITEM 274?

8350554 ITEM 274 is cataloged in the U.S. Government catalog under NSN 5305-01-606-7271. This indicates validated use in U.S. government and defense supply chains.

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