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932.19.21.231 — BOLT,MACHINE

✓ Government record, cited
— · BOLT SCREW
PRODUCT OVERVIEW

932.19.21.231: BOLT,MACHINE.

The BOLT,MACHINE is a the manufacturer industrial component. Key specifications include material: STEEL COMP 4140 OR STEEL OR STEEL COMP 8630 OR STEEL COMP 8735 OR STEEL COMP 4130 OR STEEL COMP 4037 OVERALL, head_style: HEXAGON, grip_length: 0.797 INCHES MINIMUM AND 0.828 INCHES MAXIMUM IN, head_height: 0.172 INCHES MINIMUM AND 0.204 INCHES MAXIMUM IN, thread_class: 3A A, thread_length: 0.500 INCHES MINIMUM AND 0.578 INCHES MAXIMUM IN. This part is cataloged in the U.S.

Government catalog under NSN 5306-00-616-2618, 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
932.19.21.231
NSN: 5306-00-616-2618
FSC: 5306 — Bolts
CAGE: S4080 — PILATUS AIRCRAFT LTD (CHE)
SPECIFICATIONS
materialSTEEL COMP 4140 OR STEEL OR STEEL COMP 8630 OR STEEL COMP 8735 OR STEEL COMP 4130 OR STEEL COMP 4037 OVERALL
head_styleHEXAGON
grip_length0.797 INCHES MINIMUM AND 0.828 INCHES MAXIMUM IN
head_height0.172 INCHES MINIMUM AND 0.204 INCHES MAXIMUM IN
thread_class3A A
thread_length0.500 INCHES MINIMUM AND 0.578 INCHES MAXIMUM IN
fastener_length1.328 INCHES MINIMUM AND 1.375 INCHES MAXIMUM IN
hardness_rating26.0 ROCKWELL C MINIMUM AND 32.0 ROCKWELL C MAXIMUM OVERALL
thread_directionRIGHT-HAND
features_providedFINISHED HEAD
width_between_flats0.490 INCHES MINIMUM AND 0.502 INCHES MAXIMUM IN
nominal_thread_diameter0.312 INCHES IN
NSN5306-00-616-2618
COMPONENT DIAGRAM
BOLT / SCREW — THREAD VERIFICATION REQUIRED Hex HEAD LENGTH: — THREAD: — × — MATERIAL: — PN: 932.19.21.231 · OEM ⚠ VERIFY BEFORE ORDERING Verify thread pitch before ordering — metric (M8×1.25) ≠ imperial (5/16-18). Wrong thread = wrong part. Grade/class stamped on bolt head determines tensile strength ✓ BROKER TIP Grade/class stamped on head determines tensile strength. Grade 8 > Grade 5 > Grade 2. Always confirm head marking matches specification requirement PARTSTABLE TECHNICAL DRAWING — NOT TO SCALE
KEY FEATURES
•
HEAD HEIGHT: 0.172 INCHES MINIMUM AND 0.204 INCHES MAXIMUM IN
•
FASTENER LENGTH: 1.328 INCHES MINIMUM AND 1.375 INCHES MAXIMUM IN
•
THREAD LENGTH: 0.500 INCHES MINIMUM AND 0.578 INCHES MAXIMUM IN
•
HARDNESS RATING: 26.0 ROCKWELL C MINIMUM AND 32.0 ROCKWELL C MAXIMUM OVERALL
•
NOMINAL THREAD DIAMETER: 0.312 INCHES IN
•
FEATURES PROVIDED: FINISHED HEAD
•
HEAD STYLE: HEXAGON
•
THREAD DIRECTION: RIGHT-HAND
TECHNICAL CHARACTERISTICS
HEAD HEIGHT0.172 INCHES MINIMUM AND 0.204 INCHES MAXIMUM IN
FASTENER LENGTH1.328 INCHES MINIMUM AND 1.375 INCHES MAXIMUM IN
THREAD LENGTH0.500 INCHES MINIMUM AND 0.578 INCHES MAXIMUM IN
HARDNESS RATING26.0 ROCKWELL C MINIMUM AND 32.0 ROCKWELL C MAXIMUM OVERALL
NOMINAL THREAD DIAMETER0.312 INCHES IN
FEATURES PROVIDEDFINISHED HEAD
HEAD STYLEHEXAGON
THREAD DIRECTIONRIGHT-HAND
GRIP LENGTH0.797 INCHES MINIMUM AND 0.828 INCHES MAXIMUM IN
WIDTH BETWEEN FLATS0.490 INCHES MINIMUM AND 0.502 INCHES MAXIMUM IN
SUBSTITUTES & CROSS-REFERENCES 5
AN5-12AReference document
Same NSN cross-reference
Reference document — Secondary reference
2010477Same NSN cross-reference
Same NSN cross-reference
Also cataloged under this NSN
5306006162618Reference document
Same NSN cross-reference
Reference document — Secondary reference
5306PL1029028Reference document
Same NSN cross-reference
Reference document — Informative reference only
53066162618Reference document
Same NSN cross-reference
Reference document — Secondary reference
LIFECYCLE
NSN statusCancelled· U.S. Government catalog
No demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is 932.19.21.231?
932.19.21.231 is a BOLT,MACHINE.
What parts can replace 932.19.21.231?
There are 5 known substitutes for 932.19.21.231: AN5-12A, 2010477, 5306006162618 and 2 more. Substitute compatibility should be verified for your specific system.
What is the NSN for 932.19.21.231?
932.19.21.231 is cataloged in the U.S. Government catalog under NSN 5306-00-616-2618. This indicates validated use in U.S. government and defense supply chains.
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✓ PartsTable — the parts reference. Every fact cited to its source.
PartsTable Design LLC · partstable.com
U.S. Government catalog: edition PUBLOGDVD v12.0.0 (OCT 2026), edition date 2026-10-01, retrieved 2026-10-18.
PartsTable commercial catalog: edition Unified commercial catalog snapshot through 2026-09-28, edition date not on file, retrieved 2026-09-28.