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3131197 — BUMPER

✓ Government record, cited
— · ORING SEAL
PRODUCT OVERVIEW

3131197: BUMPER.

The BUMPER is a the manufacturer industrial component. Key specifications include material: RUBBER NATURAL, thread_size: .50-13, shank_length: 1.2500 INCHES NOMINAL IN, overall_height: 3.5000 INCHES NOMINAL IN, style_designator: TIPPED THREADED STUD, fastening_device_size: 0.50-13UNC-2A GRADE 5 A. This part is cataloged in the U.S.

Government catalog under NSN 5340-01-458-7192, 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
3131197
NSN: 5340-01-458-7192
FSC: 5340 — Hardware, Commercial
CAGE: 30966 — EBCO, INC (USA)
SPECIFICATIONS
materialRUBBER NATURAL
thread_size.50-13
shank_length1.2500 INCHES NOMINAL IN
overall_height3.5000 INCHES NOMINAL IN
style_designatorTIPPED THREADED STUD
fastening_device_size0.50-13UNC-2A GRADE 5 A
end_item_identification2320-01-442-1940, TRUCK, CBT, PALLETIZED LOADING; M978 HEMTT TANKER (HEAVY EXPANDED MOBILITY TACTICAL TRUCK)
material_hardness_rating60.0 DUROMETER MINIMUM AND 75.0 DUROMETER MAXIMUM
outside/top_flange_diameter2.7500 INCHES NOMINAL IN
NSN5340-01-458-7192
COMPONENT DIAGRAM
O-RING / SEAL — MATERIAL DETERMINES APPLICATION ID: — CROSS-SECTION CS: — SPECIFICATION Material: — Durometer: — Temp: — PN: 3131197 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
•
OUTSIDE/TOP FLANGE DIAMETER: 2.7500 INCHES NOMINAL IN
•
MATERIAL HARDNESS RATING: 60.0 DUROMETER MINIMUM AND 75.0 DUROMETER MAXIMUM
•
SHANK LENGTH: 1.2500 INCHES NOMINAL IN
•
STYLE DESIGNATOR: TIPPED THREADED STUD
•
THREAD SIZE: .50-13
•
FASTENING DEVICE SIZE: 0.50-13UNC-2A GRADE 5 A
TECHNICAL CHARACTERISTICS
OVERALL HEIGHT3.5000 INCHES NOMINAL IN
OUTSIDE/TOP FLANGE DIAMETER2.7500 INCHES NOMINAL IN
MATERIAL HARDNESS RATING60.0 DUROMETER MINIMUM AND 75.0 DUROMETER MAXIMUM
SHANK LENGTH1.2500 INCHES NOMINAL IN
STYLE DESIGNATORTIPPED THREADED STUD
THREAD SIZE.50-13
FASTENING DEVICE SIZE0.50-13UNC-2A GRADE 5 A
END ITEM IDENTIFICATION2320-01-442-1940, TRUCK, CBT, PALLETIZED LOADING; M978 HEMTT TANKER (HEAVY EXPANDED MOBILITY TACTICAL TRUCK)
MATERIALRUBBER NATURAL
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 1
3131198Reference document
Same NSN cross-reference
Reference document — Secondary reference
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 3131197?
3131197 is a BUMPER.
What parts can replace 3131197?
There is 1 known substitute for 3131197: 3131198. Substitute compatibility should be verified for your specific system.
What is the NSN for 3131197?
3131197 is cataloged in the U.S. Government catalog under NSN 5340-01-458-7192. This indicates validated use in U.S. government and defense supply chains.
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