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8528868 — BUMPER

✓ Government record, cited
— · ORING SEAL
PRODUCT OVERVIEW

8528868: BUMPER.

The BUMPER is a the manufacturer industrial component. Key specifications include material: RUBBER SYNTHETIC, overall_height: 2.000 INCHES NOMINAL IN, style_designator: TIPPED THREADED STUD, end_item_identification: LGM-30G MINUTEMAN G, material_document_and_classification: MIL-STD-417, TYPE S, CLASS SC, GRADE SC615ABCFK MIL STD SINGLE MATERIAL RESPONSE. This part is cataloged in the U.S.

Government catalog under NSN 5340-00-571-0048, 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
8528868
NSN: 5340-00-571-0048
FSC: 5340 — Hardware, Commercial
CAGE: 18876 — US ARMY AVIATION AND MISSILE COMMAND (USA)
SPECIFICATIONS
materialRUBBER SYNTHETIC
overall_height2.000 INCHES NOMINAL IN
style_designatorTIPPED THREADED STUD
end_item_identificationLGM-30G MINUTEMAN G
material_document_and_classificationMIL-STD-417, TYPE S, CLASS SC, GRADE SC615ABCFK MIL STD SINGLE MATERIAL RESPONSE
NSN5340-00-571-0048
COMPONENT DIAGRAM
O-RING / SEAL — MATERIAL DETERMINES APPLICATION ID: — CROSS-SECTION CS: — SPECIFICATION Material: — Durometer: — Temp: — PN: 8528868 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
•
STYLE DESIGNATOR: TIPPED THREADED STUD
•
MATERIAL DOCUMENT AND CLASSIFICATION: MIL-STD-417, TYPE S, CLASS SC, GRADE SC615ABCFK MIL STD SINGLE MATERIAL RESPONSE
•
MATERIAL: RUBBER SYNTHETIC
TECHNICAL CHARACTERISTICS
OVERALL HEIGHT2.000 INCHES NOMINAL IN
STYLE DESIGNATORTIPPED THREADED STUD
MATERIAL DOCUMENT AND CLASSIFICATIONMIL-STD-417, TYPE S, CLASS SC, GRADE SC615ABCFK MIL STD SINGLE MATERIAL RESPONSE
END ITEM IDENTIFICATIONLGM-30G MINUTEMAN G
MATERIALRUBBER SYNTHETIC
SUBSTITUTES & CROSS-REFERENCES 1
1049Same 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 8528868?
8528868 is a BUMPER.
What parts can replace 8528868?
There is 1 known substitute for 8528868: 1049. Substitute compatibility should be verified for your specific system.
What is the NSN for 8528868?
8528868 is cataloged in the U.S. Government catalog under NSN 5340-00-571-0048. 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.