7538301 — BOLT,INTERNALLY RELIEVED BODY

✓ Government record, cited

— · BOLT SCREW

PRODUCT OVERVIEW

7538301: BOLT,INTERNALLY RELIEVED BODY.

The BOLT,INTERNALLY RELIEVED BODY is a the manufacturer industrial component. Key specifications include material: STEEL OVERALL, head_style: HEXAGON, head_height: 0.625 INCHES NOMINAL IN, thread_class: 3A A, thread_length: 0.531 INCHES MINIMUM IN, thread_series: UNS COUNTERBORE. This part is cataloged in the U.S.

Government catalog under NSN 5306-00-753-8301, 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

7538301

NSN: 5306-00-753-8301
FSC: 5306 — Bolts
CAGE: 19207 — U S ARMY TANK AUTOMOTIVE COMMAND AMSTA-IM-MM (USA)

SPECIFICATIONS

material	STEEL OVERALL
head_style	HEXAGON
head_height	0.625 INCHES NOMINAL IN
thread_class	3A A
thread_length	0.531 INCHES MINIMUM IN
thread_series	UNS COUNTERBORE
fastener_length	1.406 INCHES NOMINAL IN
shoulder_length	0.750 INCHES NOMINAL IN
special_features	CONCENTRIC HOLE COUNTERBORED TO 0.253 IN MIN 0.257 IN MAX DIA BY 3/16 IN DEEP ON HEAD END IN
style_designator	COUNTERBORE THREADED
thread_direction	RIGHT-HAND
threads_per_inch	24 COUNTERBORE
NSN	5306-00-753-8301

COMPONENT DIAGRAM

KEY FEATURES

•

HEAD HEIGHT: 0.625 INCHES NOMINAL IN

•

FASTENER LENGTH: 1.406 INCHES NOMINAL IN

•

SURFACE TREATMENT DOCUMENT AND CLASSIFICATION: 4252-M,CL A FSCM 24617 MFR REF SINGLE TREATMENT RESPONSE OVERALL

•

INTERNAL THREAD LENGTH: 0.219 INCHES NOMINAL COUNTERBORE IN

•

THREAD SERIES: UNS COUNTERBORE

•

INTERNAL THREAD DIRECTION: RIGHT-HAND COUNTERBORE

•

THREAD LENGTH: 0.531 INCHES MINIMUM IN

•

THREADS PER INCH: 24 COUNTERBORE

TECHNICAL CHARACTERISTICS

HEAD HEIGHT	0.625 INCHES NOMINAL IN
FASTENER LENGTH	1.406 INCHES NOMINAL IN
SURFACE TREATMENT DOCUMENT AND CLASSIFICATION	4252-M,CL A FSCM 24617 MFR REF SINGLE TREATMENT RESPONSE OVERALL
INTERNAL THREAD LENGTH	0.219 INCHES NOMINAL COUNTERBORE IN
THREAD SERIES	UNS COUNTERBORE
INTERNAL THREAD DIRECTION	RIGHT-HAND COUNTERBORE
THREAD LENGTH	0.531 INCHES MINIMUM IN
THREADS PER INCH	24 COUNTERBORE
STYLE DESIGNATOR	COUNTERBORE THREADED
MATERIAL DOCUMENT AND CLASSIFICATION	1280-MO GM FSCM 24617 MFR REF SINGLE MATERIAL RESPONSE OVERALL

OTHER ITEMS IN FSC 5306 — Bolts

Items in the same Federal Supply class. No interchangeability or substitution relationship is implied.

5306-00-004-7044 5306-00-007-6129 5306-00-008-7899 5306-00-009-4739 5306-00-118-7332 5306-00-151-1777 5306-00-255-4507 5306-01-101-2459

SUBSTITUTES & CROSS-REFERENCES 1

2136015Reference document

Same NSN cross-reference

Reference document — Advisory reference — outside the item-of-supply concept

LIFECYCLE

NSN statusActive· U.S. Government catalog

No demilitarization required

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FREQUENTLY ASKED QUESTIONS

What is 7538301?

7538301 is a BOLT,INTERNALLY RELIEVED BODY.

What parts can replace 7538301?

There is 1 known substitute for 7538301: 2136015. Substitute compatibility should be verified for your specific system.

What is the NSN for 7538301?

7538301 is cataloged in the U.S. Government catalog under NSN 5306-00-753-8301. This indicates validated use in U.S. government and defense supply chains.

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7538301 — BOLT,INTERNALLY RELIEVED BODY

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