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3970536006 — BOLT,MACHINE

✓ Government record, cited
— · BOLT SCREW
PRODUCT OVERVIEW

3970536006: BOLT,MACHINE.

The BOLT,MACHINE is a the manufacturer industrial component. Key specifications include material: STEEL OVERALL, head_style: CHAMFER FLANGE, head_height: 0.28 INCHES MAXIMUM IN, thread_class: 2A A, thread_length: 0.75 INCHES NOMINAL IN, fastener_length: 2.00 INCHES NOMINAL IN. This part is cataloged in the U.S.

Government catalog under NSN 5306-01-657-9657, 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
3970536006
NSN: 5306-01-657-9657
FSC: 5306 — Bolts
CAGE: 75Q65 — OSHKOSH DEFENSE LLC (USA)
SPECIFICATIONS
materialSTEEL OVERALL
head_styleCHAMFER FLANGE
head_height0.28 INCHES MAXIMUM IN
thread_class2A A
thread_length0.75 INCHES NOMINAL IN
fastener_length2.00 INCHES NOMINAL IN
thread_directionRIGHT-HAND
surface_treatmentPHOSPHATE ZINC OVERALL
width_between_flats0.367 INCHES MINIMUM AND 0.375 INCHES MAXIMUM IN
end_item_identificationMRAP - M-ATV UI W/OGPK
nominal_thread_diameter0.25 INCHES IN
extended_washer_diameter0.56 INCHES MAXIMUM IN
NSN5306-01-657-9657
COMPONENT DIAGRAM
BOLT / SCREW — THREAD VERIFICATION REQUIRED Hex HEAD LENGTH: — THREAD: — × — MATERIAL: — PN: 3970536006 · 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: 0.28 INCHES MAXIMUM IN
•
FASTENER LENGTH: 2.00 INCHES NOMINAL IN
•
EXTENDED WASHER DIAMETER: 0.56 INCHES MAXIMUM IN
•
THREAD LENGTH: 0.75 INCHES NOMINAL IN
•
NOMINAL THREAD DIAMETER: 0.25 INCHES IN
•
HEAD STYLE: CHAMFER FLANGE
•
THREAD DIRECTION: RIGHT-HAND
•
WIDTH BETWEEN FLATS: 0.367 INCHES MINIMUM AND 0.375 INCHES MAXIMUM IN
TECHNICAL CHARACTERISTICS
HEAD HEIGHT0.28 INCHES MAXIMUM IN
FASTENER LENGTH2.00 INCHES NOMINAL IN
EXTENDED WASHER DIAMETER0.56 INCHES MAXIMUM IN
THREAD LENGTH0.75 INCHES NOMINAL IN
NOMINAL THREAD DIAMETER0.25 INCHES IN
HEAD STYLECHAMFER FLANGE
THREAD DIRECTIONRIGHT-HAND
WIDTH BETWEEN FLATS0.367 INCHES MINIMUM AND 0.375 INCHES MAXIMUM IN
COLORBLACK OVERALL
SURFACE TREATMENTPHOSPHATE ZINC OVERALL
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
3970536Reference document
Same NSN cross-reference
Reference document — Drawing number reference only
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 3970536006?
3970536006 is a BOLT,MACHINE.
What parts can replace 3970536006?
There is 1 known substitute for 3970536006: 3970536. Substitute compatibility should be verified for your specific system.
What is the NSN for 3970536006?
3970536006 is cataloged in the U.S. Government catalog under NSN 5306-01-657-9657. 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.