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Technical Data Sheet
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70-10-538 — BOLT,MACHINE

✓ Government record, cited
— · BOLT SCREW
PRODUCT OVERVIEW

70-10-538: BOLT,MACHINE.

The BOLT,MACHINE is a the manufacturer industrial component. Key specifications include fastener_length: 82.0 MILLIMETERS NOMINAL MM, special_features: YOKE RETAINING BOLT 1/2 BY 2.75, width_between_flats: 26.5 MILLIMETERS NOMINAL MM. This part is cataloged in the U.S.

Government catalog under NSN 5306-01-562-7637, 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
70-10-538
NSN: 5306-01-562-7637
FSC: 5306 — Bolts
CAGE: U4542 — SUPACAT LIMITED (GBR)
SPECIFICATIONS
fastener_length82.0 MILLIMETERS NOMINAL MM
special_featuresYOKE RETAINING BOLT 1/2 BY 2.75
width_between_flats26.5 MILLIMETERS NOMINAL MM
NSN5306-01-562-7637
COMPONENT DIAGRAM
BOLT / SCREW — THREAD VERIFICATION REQUIRED Hex HEAD LENGTH: — THREAD: — × — MATERIAL: — PN: 70-10-538 · 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
•
FASTENER LENGTH: 82.0 MILLIMETERS NOMINAL MM
•
WIDTH BETWEEN FLATS: 26.5 MILLIMETERS NOMINAL MM
TECHNICAL CHARACTERISTICS
FASTENER LENGTH82.0 MILLIMETERS NOMINAL MM
WIDTH BETWEEN FLATS26.5 MILLIMETERS NOMINAL MM
SPECIAL FEATURESYOKE RETAINING BOLT 1/2 BY 2.75
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 2
29536847Same NSN cross-reference
Same NSN cross-reference
Also cataloged under this NSN
DML039918Same 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 70-10-538?
70-10-538 is a BOLT,MACHINE.
What parts can replace 70-10-538?
There are 2 known substitutes for 70-10-538: 29536847, DML039918. Substitute compatibility should be verified for your specific system.
What is the NSN for 70-10-538?
70-10-538 is cataloged in the U.S. Government catalog under NSN 5306-01-562-7637. This indicates validated use in U.S. government and defense supply chains.
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