AN5-21A — BOLT,MACHINE

✓ Government record, cited

— · BOLT SCREW

PRODUCT OVERVIEW

AN5-21A: BOLT,MACHINE.

The BOLT,MACHINE is a the manufacturer industrial component. Key specifications include head_style: HEXAGON, grip_length: 1.688 INCHES NOMINAL IN, head_height: 0.172 INCHES MINIMUM AND 0.204 INCHES MAXIMUM IN, thread_class: 3A A, thread_length: 0.531 INCHES MINIMUM IN, fastener_length: 2.219 INCHES NOMINAL IN. This part is cataloged in the U.S.

Government catalog under NSN 5306-00-151-2622, 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

AN5-21A

NSN: 5306-00-151-2622
FSC: 5306 — Bolts
CAGE: 88044 — AERONAUTICAL STANDARDS GROUP DEPT OF NAVY AND AIR FORCE (USA)

SPECIFICATIONS

material	STEEL COMP 4037 OR STEEL COMP 4130 OR STEEL COMP 8630 OR STEEL COMP 8735 OR STEEL COMP 8740 OR STEEL COMP 4140 OVERALL
head_style	HEXAGON
grip_length	1.688 INCHES NOMINAL IN
head_height	0.172 INCHES MINIMUM AND 0.204 INCHES MAXIMUM IN
thread_class	3A A
thread_length	0.531 INCHES MINIMUM IN
fastener_length	2.219 INCHES NOMINAL IN
hardness_rating	26.0 ROCKWELL C MINIMUM AND 32.0 ROCKWELL C MAXIMUM OVERALL
thread_direction	RIGHT-HAND
features_provided	FINISHED HEAD
surface_treatment	CADMIUM AND CHROMATE OVERALL
width_between_flats	0.490 INCHES MINIMUM AND 0.502 INCHES MAXIMUM IN
NSN	5306-00-151-2622

COMPONENT DIAGRAM

KEY FEATURES

•

HEAD HEIGHT: 0.172 INCHES MINIMUM AND 0.204 INCHES MAXIMUM IN

•

FASTENER LENGTH: 2.219 INCHES NOMINAL IN

•

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

•

THREAD LENGTH: 0.531 INCHES MINIMUM IN

•

HARDNESS RATING: 26.0 ROCKWELL C MINIMUM AND 32.0 ROCKWELL C MAXIMUM OVERALL

•

MATERIAL DOCUMENT AND CLASSIFICATION: MIL-B-6812 MIL SPEC ALL MATERIAL RESPONSES OVERALL

•

NOMINAL THREAD DIAMETER: 0.312 INCHES IN

•

FEATURES PROVIDED: FINISHED HEAD

TECHNICAL CHARACTERISTICS

HEAD HEIGHT	0.172 INCHES MINIMUM AND 0.204 INCHES MAXIMUM IN
FASTENER LENGTH	2.219 INCHES NOMINAL IN
SURFACE TREATMENT DOCUMENT AND CLASSIFICATION	QQ-P-416,TY 2,CLASS 3 FED SPEC ALL TREATMENT RESPONSES OVERALL
THREAD LENGTH	0.531 INCHES MINIMUM IN
HARDNESS RATING	26.0 ROCKWELL C MINIMUM AND 32.0 ROCKWELL C MAXIMUM OVERALL
MATERIAL DOCUMENT AND CLASSIFICATION	MIL-B-6812 MIL SPEC ALL MATERIAL RESPONSES OVERALL
NOMINAL THREAD DIAMETER	0.312 INCHES IN
FEATURES PROVIDED	FINISHED HEAD
HEAD STYLE	HEXAGON
THREAD DIRECTION	RIGHT-HAND

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 1

2010522Reference document

Same NSN cross-reference

Reference document — Secondary reference

LIFECYCLE

NSN statusActive· U.S. Government catalog

Acquisition advice: Terminal item — stock exhausted; no further procurementNo demilitarization required

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FREQUENTLY ASKED QUESTIONS

What is AN5-21A?

AN5-21A is a BOLT,MACHINE.

What parts can replace AN5-21A?

There is 1 known substitute for AN5-21A: 2010522. Substitute compatibility should be verified for your specific system.

What is the NSN for AN5-21A?

AN5-21A is cataloged in the U.S. Government catalog under NSN 5306-00-151-2622. This indicates validated use in U.S. government and defense supply chains.

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