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S1629 — BOLT,MACHINE

✓ Government record, cited
— · BOLT SCREW
PRODUCT OVERVIEW

S1629: BOLT,MACHINE.

The BOLT,MACHINE is a the manufacturer industrial component. Key specifications include material: RUBBER OVERALL, hardness_rating: 60.0 SHORE DUROMETER A MINIMUM AND 70.0 SHORE DUROMETER A MAXIMUM OVERALL, peripheral_diameter: 0.850 INCHES MINIMUM AND 0.854 INCHES MAXIMUM IN, center_hole_diameter: 0.456 INCHES MINIMUM AND 0.460 INCHES MAXIMUM IN, cross-sectional_height: 0.250 INCHES NOMINAL IN, cross-sectional_thickness: 0.0578 INCHES MINIMUM AND 0.0598 INCHES MAXIMUM IN. This part is cataloged in the U.S.

Government catalog under NSN 5306-00-263-7308, 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
S1629
NSN: 5306-00-263-7308
NIINs: 002637308, 003915714
FSC: 5306 — Bolts
CAGE: 11083 — CATERPILLAR INC DIV CATERPILLAR DEFENSE (USA)
SPECIFICATIONS
materialRUBBER OVERALL
hardness_rating60.0 SHORE DUROMETER A MINIMUM AND 70.0 SHORE DUROMETER A MAXIMUM OVERALL
peripheral_diameter0.850 INCHES MINIMUM AND 0.854 INCHES MAXIMUM IN
center_hole_diameter0.456 INCHES MINIMUM AND 0.460 INCHES MAXIMUM IN
cross-sectional_height0.250 INCHES NOMINAL IN
cross-sectional_thickness0.0578 INCHES MINIMUM AND 0.0598 INCHES MAXIMUM IN
cross-sectional_shape_styleU
NSN5306-00-263-7308
COMPONENT DIAGRAM
BOLT / SCREW — THREAD VERIFICATION REQUIRED Hex HEAD LENGTH: — THREAD: — × — MATERIAL: — PN: S1629 · 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: 0.375 INCHES NOMINAL IN
•
FASTENER LENGTH: 1.000 INCHES NOMINAL IN
•
THREAD LENGTH: 1.000 INCHES MAXIMUM IN
•
HARDNESS RATING: 30.0 ROCKWELL C NOMINAL OVERALL
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NOMINAL THREAD DIAMETER: 0.500 INCHES IN
•
FEATURES PROVIDED: FINISHED HEAD
•
HEAD STYLE: HEXAGON
•
THREAD DIRECTION: RIGHT-HAND
TECHNICAL CHARACTERISTICS
HEAD HEIGHT0.375 INCHES NOMINAL IN
FASTENER LENGTH1.000 INCHES NOMINAL IN
THREAD LENGTH1.000 INCHES MAXIMUM IN
HARDNESS RATING30.0 ROCKWELL C NOMINAL OVERALL
NOMINAL THREAD DIAMETER0.500 INCHES IN
FEATURES PROVIDEDFINISHED HEAD
HEAD STYLEHEXAGON
THREAD DIRECTIONRIGHT-HAND
WIDTH BETWEEN FLATS0.750 INCHES NOMINAL IN
MINIMUM YIELD STRENGTH145000 POUNDS PER SQUARE INCH LBS
SUBSTITUTES & CROSS-REFERENCES 1
0S1629Same NSN cross-reference
Same NSN cross-reference
Also cataloged under this NSN
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 S1629?
S1629 is a BOLT,MACHINE.
What parts can replace S1629?
There is 1 known substitute for S1629: 0S1629. Substitute compatibility should be verified for your specific system.
What is the NSN for S1629?
S1629 is cataloged in the U.S. Government catalog under NSN 5306-00-263-7308. 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.