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931888 — BUMPER

✓ Government record, cited
— · ORING SEAL
PRODUCT OVERVIEW

931888: BUMPER.

The BUMPER is a the manufacturer industrial component. Key specifications include material: RUBBER, style_designator: FLAT TOP CHAMFERED SHANK COUNTERBORED, fastening_device_size: 1/4-20 SOCKET HEAD CAP SCREW, fastening_device_type: MACHINE SCREW. This part is cataloged in the U.S.

Government catalog under NSN 5340-01-469-0863, 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
931888
NSN: 5340-01-469-0863
FSC: 5340 — Hardware, Commercial
CAGE: 05779 — PARKER-HANNIFIN CORPORATION DBA HYDRAULIC FILTER DIVISION DIV HYDRAULIC & FUEL FILTER DIVISION (USA)
SPECIFICATIONS
materialRUBBER
style_designatorFLAT TOP CHAMFERED SHANK COUNTERBORED
fastening_device_size1/4-20 SOCKET HEAD CAP SCREW
fastening_device_typeMACHINE SCREW
NSN5340-01-469-0863
COMPONENT DIAGRAM
O-RING / SEAL — MATERIAL DETERMINES APPLICATION ID: — CROSS-SECTION CS: — SPECIFICATION Material: — Durometer: — Temp: — PN: 931888 MFR: OEM ⚠ VERIFY BEFORE ORDERING Wrong material = failure. Viton for oil/fuel, EPDM for water/steam, Buna-N for general purpose, Silicone for food-grade. Chemical incompatibility causes swelling, brittleness, or rapid degradation ✓ BROKER TIP Durometer (hardness) affects sealing pressure tolerance. Higher Shore A = harder = higher pressure. Standard durometer is 70A — verify if application requires different hardness PARTSTABLE TECHNICAL DRAWING — NOT TO SCALE
KEY FEATURES
•
FASTENING DEVICE TYPE: MACHINE SCREW
•
STYLE DESIGNATOR: FLAT TOP CHAMFERED SHANK COUNTERBORED
•
FASTENING DEVICE SIZE: 1/4-20 SOCKET HEAD CAP SCREW
•
MATERIAL: RUBBER
TECHNICAL CHARACTERISTICS
FASTENING DEVICE TYPEMACHINE SCREW
STYLE DESIGNATORFLAT TOP CHAMFERED SHANK COUNTERBORED
FASTENING DEVICE SIZE1/4-20 SOCKET HEAD CAP SCREW
MATERIALRUBBER
OTHER ITEMS IN FSC 5340 — Hardware, Commercial
Items in the same Federal Supply class. No interchangeability or substitution relationship is implied.
5340-00-000-0068 5340-00-000-0132 5340-00-000-8150 5340-00-001-1251 5340-00-001-1264 5340-00-001-1265 5340-00-001-1266 5340-00-001-1275
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 931888?
931888 is a BUMPER.
What is the NSN for 931888?
931888 is cataloged in the U.S. Government catalog under NSN 5340-01-469-0863. 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.