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8332191 — BOLT,MACHINE

✓ Government record, cited
— · BOLT SCREW
PRODUCT OVERVIEW

8332191: BOLT,MACHINE.

The BOLT,MACHINE is a the manufacturer industrial component. Key specifications include material: STEEL COMP 1137 OR STEEL COMP 1139 OR STEEL COMP 1140 OR STEEL COMP 1141 OVERALL, head_style: SQUARE, head_height: 0.400 INCHES MINIMUM AND 0.444 INCHES MAXIMUM IN, thread_class: 2A A, thread_length: 0.880 INCHES NOMINAL IN, fastener_length: 2.000 INCHES NOMINAL IN. This part is cataloged in the U.S.

Government catalog under NSN 5306-00-335-4744, 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
8332191
NSN: 5306-00-335-4744
FSC: 5306 — Bolts
CAGE: 19207 — U S ARMY TANK AUTOMOTIVE COMMAND AMSTA-IM-MM (USA)
SPECIFICATIONS
materialSTEEL COMP 1137 OR STEEL COMP 1139 OR STEEL COMP 1140 OR STEEL COMP 1141 OVERALL
head_styleSQUARE
head_height0.400 INCHES MINIMUM AND 0.444 INCHES MAXIMUM IN
thread_class2A A
thread_length0.880 INCHES NOMINAL IN
fastener_length2.000 INCHES NOMINAL IN
thread_directionRIGHT-HAND
features_providedFINISHED HEAD
surface_treatmentCADMIUM OVERALL
width_between_flats0.906 INCHES MINIMUM AND 0.937 INCHES MAXIMUM IN
nominal_thread_diameter0.625 INCHES IN
thread_quantity_per_inch18
NSN5306-00-335-4744
COMPONENT DIAGRAM
BOLT / SCREW — THREAD VERIFICATION REQUIRED Hex HEAD LENGTH: — THREAD: — × — MATERIAL: — PN: 8332191 · 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: 0.400 INCHES MINIMUM AND 0.444 INCHES MAXIMUM IN
•
FASTENER LENGTH: 2.000 INCHES NOMINAL IN
•
THREAD LENGTH: 0.880 INCHES NOMINAL IN
•
MATERIAL DOCUMENT AND CLASSIFICATION: QQ-S-637 FED SPEC ALL MATERIAL RESPONSES OVERALL
•
NOMINAL THREAD DIAMETER: 0.625 INCHES IN
•
FEATURES PROVIDED: FINISHED HEAD
•
HEAD STYLE: SQUARE
•
THREAD DIRECTION: RIGHT-HAND
TECHNICAL CHARACTERISTICS
HEAD HEIGHT0.400 INCHES MINIMUM AND 0.444 INCHES MAXIMUM IN
FASTENER LENGTH2.000 INCHES NOMINAL IN
THREAD LENGTH0.880 INCHES NOMINAL IN
MATERIAL DOCUMENT AND CLASSIFICATIONQQ-S-637 FED SPEC ALL MATERIAL RESPONSES OVERALL
NOMINAL THREAD DIAMETER0.625 INCHES IN
FEATURES PROVIDEDFINISHED HEAD
HEAD STYLESQUARE
THREAD DIRECTIONRIGHT-HAND
WIDTH BETWEEN FLATS0.906 INCHES MINIMUM AND 0.937 INCHES MAXIMUM IN
SURFACE TREATMENTCADMIUM 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 2
3AX1261Same NSN cross-reference
Same NSN cross-reference
Also cataloged under this NSN
K-500-CH-1917Same NSN cross-reference
Same NSN cross-reference
Also cataloged under this NSN
LIFECYCLE
NSN statusActive· U.S. Government catalog
No demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is 8332191?
8332191 is a BOLT,MACHINE.
What parts can replace 8332191?
There are 2 known substitutes for 8332191: 3AX1261, K-500-CH-1917. Substitute compatibility should be verified for your specific system.
What is the NSN for 8332191?
8332191 is cataloged in the U.S. Government catalog under NSN 5306-00-335-4744. 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.