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83977-03-5 — BOLT,MACHINE

✓ Government record, cited
— · BOLT SCREW
PRODUCT OVERVIEW

83977-03-5: BOLT,MACHINE.

The BOLT,MACHINE is a the manufacturer industrial component. This part is cataloged in the U.S. Government catalog under NSN 5306-01-648-9838, 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
83977-03-5
NSN: 5306-01-648-9838
FSC: 5306 — Bolts
CAGE: 56878 — SPS TECHNOLOGIES, LLC DBA PB FASTENERS (USA)
SPECIFICATIONS
Part Number83977-03-5
NSN5306-01-648-9838
COMPONENT DIAGRAM
BOLT / SCREW — THREAD VERIFICATION REQUIRED Hex HEAD LENGTH: — THREAD: — × — MATERIAL: — PN: 83977-03-5 · 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
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 8
20-126-03-5Reference document
Same NSN cross-reference
Reference document — Vendor item drawing reference
GS1010-03-5Same NSN cross-reference
Same NSN cross-reference
Also cataloged under this NSN
PBF1747-03-5Same NSN cross-reference
Same NSN cross-reference
Also cataloged under this NSN
AIC665-03-5Same NSN cross-reference
Same NSN cross-reference
Also cataloged under this NSN
MSA2318-03-5Same NSN cross-reference
Same NSN cross-reference
Also cataloged under this NSN
SF20-126-03-5Same NSN cross-reference
Same NSN cross-reference
Also cataloged under this NSN
LIFECYCLE
NSN statusActive· U.S. Government catalog
Acquisition advice: Insurance item — stocked against contingency demandNo demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is 83977-03-5?
83977-03-5 is a BOLT,MACHINE.
What parts can replace 83977-03-5?
There are 8 known substitutes for 83977-03-5: 20-126-03-5, GS1010-03-5, PBF1747-03-5 and 5 more. Substitute compatibility should be verified for your specific system.
What is the NSN for 83977-03-5?
83977-03-5 is cataloged in the U.S. Government catalog under NSN 5306-01-648-9838. This indicates validated use in U.S. government and defense supply chains.
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