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Technical Data Sheet
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R0085997 — BOLT,MACHINE

✓ Government record, cited
— · BOLT SCREW
PRODUCT OVERVIEW

R0085997: BOLT,MACHINE.

The BOLT,MACHINE is a the manufacturer industrial component. Key specifications include fastener_length: 135.0 MILLIMETERS NOMINAL MM, end_item_identification: RG31 EM, nominal_thread_diameter: 20.0 MILLIMETERS MM, part_name_assigned_by_controlling_agency: HEX HD BOLT. This part is cataloged in the U.S.

Government catalog under NSN 5306-01-575-9261, 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
R0085997
NSN: 5306-01-575-9261
FSC: 5306 — Bolts
CAGE: SZ177 — DENEL VEHICLE SYSTEMS (ZAF)
SPECIFICATIONS
fastener_length135.0 MILLIMETERS NOMINAL MM
end_item_identificationRG31 EM
nominal_thread_diameter20.0 MILLIMETERS MM
thread_series_designatorM
part_name_assigned_by_controlling_agencyHEX HD BOLT
NSN5306-01-575-9261
COMPONENT DIAGRAM
BOLT / SCREW — THREAD VERIFICATION REQUIRED Hex HEAD LENGTH: — THREAD: — × — MATERIAL: — PN: R0085997 · 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: 135.0 MILLIMETERS NOMINAL MM
•
NOMINAL THREAD DIAMETER: 20.0 MILLIMETERS MM
•
THREAD SERIES DESIGNATOR: M
TECHNICAL CHARACTERISTICS
FASTENER LENGTH135.0 MILLIMETERS NOMINAL MM
NOMINAL THREAD DIAMETER20.0 MILLIMETERS MM
PART NAME ASSIGNED BY CONTROLLING AGENCYHEX HD BOLT
END ITEM IDENTIFICATIONRG31 EM
THREAD SERIES DESIGNATORM
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

No substitute or cross-reference records for this part.

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 R0085997?
R0085997 is a BOLT,MACHINE.
What is the NSN for R0085997?
R0085997 is cataloged in the U.S. Government catalog under NSN 5306-01-575-9261. 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.