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8350557 — BUMPER

✓ Government record, cited
— · ORING SEAL
PRODUCT OVERVIEW

8350557: BUMPER.

The BUMPER is a the manufacturer industrial component. Key specifications include material: RUBBER, hole_depth: 0.380 INCHES NOMINAL IN, overall_width: 1.250 INCHES NOMINAL IN, overall_height: 0.750 INCHES NOMINAL IN, overall_length: 2.240 INCHES NOMINAL IN, special_features: NHA; 5857992. This part is cataloged in the U.S.

Government catalog under NSN 5340-01-577-9616, 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
8350557
NSN: 5340-01-577-9616
FSC: 5340 — Hardware, Commercial
CAGE: 53711 — NAVAL SEA SYSTEMS COMMAND (USA)
SPECIFICATIONS
materialRUBBER
hole_depth0.380 INCHES NOMINAL IN
overall_width1.250 INCHES NOMINAL IN
overall_height0.750 INCHES NOMINAL IN
overall_length2.240 INCHES NOMINAL IN
special_featuresNHA; 5857992
style_designatorPAD THREADED INSERTS WOODEN BASE
fastening_device_typeBOLTS
material_document_and_classificationMIL-PRF-900 MIL SPEC ALL MATERIAL RESPONSES
distance_between_mounting_facility_centers1.000 INCHES NOMINAL IN
NSN5340-01-577-9616
COMPONENT DIAGRAM
O-RING / SEAL — MATERIAL DETERMINES APPLICATION ID: — CROSS-SECTION CS: — SPECIFICATION Material: — Durometer: — Temp: — PN: 8350557 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: BOLTS
•
HOLE DEPTH: 0.380 INCHES NOMINAL IN
•
STYLE DESIGNATOR: PAD THREADED INSERTS WOODEN BASE
•
MATERIAL DOCUMENT AND CLASSIFICATION: MIL-PRF-900 MIL SPEC ALL MATERIAL RESPONSES
•
DISTANCE BETWEEN MOUNTING FACILITY CENTERS: 1.000 INCHES NOMINAL IN
TECHNICAL CHARACTERISTICS
OVERALL HEIGHT0.750 INCHES NOMINAL IN
FASTENING DEVICE TYPEBOLTS
HOLE DEPTH0.380 INCHES NOMINAL IN
STYLE DESIGNATORPAD THREADED INSERTS WOODEN BASE
MATERIAL DOCUMENT AND CLASSIFICATIONMIL-PRF-900 MIL SPEC ALL MATERIAL RESPONSES
OVERALL LENGTH2.240 INCHES NOMINAL IN
OVERALL WIDTH1.250 INCHES NOMINAL IN
DISTANCE BETWEEN MOUNTING FACILITY CENTERS1.000 INCHES NOMINAL IN
SPECIAL FEATURESNHA; 5857992
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: Insurance item — stocked against contingency demandNo demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is 8350557?
8350557 is a BUMPER.
What is the NSN for 8350557?
8350557 is cataloged in the U.S. Government catalog under NSN 5340-01-577-9616. 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.