10865523 — BOLT,INTERNALLY RELIEVED BODY

✓ Government record, cited

— · BOLT SCREW

PRODUCT OVERVIEW

10865523: BOLT,INTERNALLY RELIEVED BODY.

The BOLT,INTERNALLY RELIEVED BODY is a the manufacturer industrial component. Key specifications include material: STEEL COMP 1035 OR STEEL COMP 1045 OVERALL, head_style: HEXAGON, head_height: 0.625 INCHES NOMINAL IN, thread_class: 2A A, thread_length: 1.028 INCHES MINIMUM AND 1.095 INCHES MAXIMUM IN, thread_series: UNIFIED NATIONAL COARSE (UNC) COUNTERBORE. This part is cataloged in the U.S.

Government catalog under NSN 5306-00-678-7294, 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

10865523

NSN: 5306-00-678-7294
FSC: 5306 — Bolts
CAGE: 19207 — U S ARMY TANK AUTOMOTIVE COMMAND AMSTA-IM-MM (USA)

SPECIFICATIONS

material	STEEL COMP 1035 OR STEEL COMP 1045 OVERALL
head_style	HEXAGON
head_height	0.625 INCHES NOMINAL IN
thread_class	2A A
thread_length	1.028 INCHES MINIMUM AND 1.095 INCHES MAXIMUM IN
thread_series	UNIFIED NATIONAL COARSE (UNC) COUNTERBORE
fastener_length	6.062 INCHES NOMINAL IN
hardness_rating	22.0 ROCKWELL C MINIMUM AND 38.0 ROCKWELL C MAXIMUM OVERALL
shoulder_length	4.795 INCHES MINIMUM AND 4.830 INCHES MAXIMUM IN
special_features	SHOULDER CHAMFERED 0.219 IN. LG ON END TO 0.875 IN. DIA IN
style_designator	COUNTERBORE THREADED
thread_direction	RIGHT-HAND
NSN	5306-00-678-7294

COMPONENT DIAGRAM

KEY FEATURES

•

HEAD HEIGHT: 0.625 INCHES NOMINAL IN

•

FASTENER LENGTH: 6.062 INCHES NOMINAL IN

•

SURFACE TREATMENT DOCUMENT AND CLASSIFICATION: QQ-P-416,TY 2,CL 3 FED SPEC ALL TREATMENT RESPONSES OVERALL

•

INTERNAL THREAD LENGTH: 0.875 INCHES MINIMUM COUNTERBORE IN

•

THREAD SERIES: UNIFIED NATIONAL COARSE (UNC) COUNTERBORE

•

CONCENTRIC HOLE DEPTH: 1.250 INCHES NOMINAL IN

•

INTERNAL THREAD DIRECTION: RIGHT-HAND COUNTERBORE

•

THREAD LENGTH: 1.028 INCHES MINIMUM AND 1.095 INCHES MAXIMUM IN

TECHNICAL CHARACTERISTICS

HEAD HEIGHT	0.625 INCHES NOMINAL IN
FASTENER LENGTH	6.062 INCHES NOMINAL IN
SURFACE TREATMENT DOCUMENT AND CLASSIFICATION	QQ-P-416,TY 2,CL 3 FED SPEC ALL TREATMENT RESPONSES OVERALL
INTERNAL THREAD LENGTH	0.875 INCHES MINIMUM COUNTERBORE IN
THREAD SERIES	UNIFIED NATIONAL COARSE (UNC) COUNTERBORE
CONCENTRIC HOLE DEPTH	1.250 INCHES NOMINAL IN
INTERNAL THREAD DIRECTION	RIGHT-HAND COUNTERBORE
THREAD LENGTH	1.028 INCHES MINIMUM AND 1.095 INCHES MAXIMUM IN
HARDNESS RATING	22.0 ROCKWELL C MINIMUM AND 38.0 ROCKWELL C MAXIMUM OVERALL
THREADS PER INCH	16 COUNTERBORE

OTHER ITEMS IN FSC 5306 — Bolts

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

5306-00-001-1276 5306-00-001-1949 5306-00-001-1988 5306-00-001-1989 5306-00-001-1990 5306-00-001-1991 5306-00-001-1993 5306-00-001-2017

SUBSTITUTES & CROSS-REFERENCES 2

5306006787294Reference document

Same NSN cross-reference

Reference document — Secondary reference

152098005003Reference document

Same NSN cross-reference

Reference document — NATO reproduction 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 10865523?

10865523 is a BOLT,INTERNALLY RELIEVED BODY.

What parts can replace 10865523?

There are 2 known substitutes for 10865523: 5306006787294, 152098005003. Substitute compatibility should be verified for your specific system.

What is the NSN for 10865523?

10865523 is cataloged in the U.S. Government catalog under NSN 5306-00-678-7294. This indicates validated use in U.S. government and defense supply chains.

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10865523 — BOLT,INTERNALLY RELIEVED BODY

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