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12292431 — RETAINER,HELICAL COMPRESSION SPR

✓ Government record, cited
— · ORING SEAL
PRODUCT OVERVIEW

12292431: RETAINER,HELICAL COMPRESSION SPR.

RETAINER,HELICAL COMPRESSION SPR. Key specifications include material: ALUMINUM ALLOY, overall_height: 2.750 INCHES NOMINAL IN, style_designator: IRREGULAR, body_inside_diameter: 1.750 INCHES NOMINAL IN, body_outside_diameter: 1.125 INCHES NOMINAL IN, mounting_hole_diameter: 0.281 INCHES NOMINAL IN. This part is cataloged in the U.S.

Government catalog under NSN 5340-01-113-3829, 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
12292431
NSN: 5340-01-113-3829
FSC: 5340 — Hardware, Commercial
CAGE: 19207 — U S ARMY TANK AUTOMOTIVE COMMAND AMSTA-IM-MM (USA)
SPECIFICATIONS
materialALUMINUM ALLOY
overall_height2.750 INCHES NOMINAL IN
style_designatorIRREGULAR
body_inside_diameter1.750 INCHES NOMINAL IN
body_outside_diameter1.125 INCHES NOMINAL IN
mounting_hole_diameter0.281 INCHES NOMINAL IN
casehardening_indicatorNOT CASEHARDENED
NSN5340-01-113-3829
COMPONENT DIAGRAM
O-RING / SEAL — MATERIAL DETERMINES APPLICATION ID: — CROSS-SECTION CS: — SPECIFICATION Material: — Durometer: — Temp: — PN: 12292431 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
•
BODY OUTSIDE DIAMETER: 1.125 INCHES NOMINAL IN
•
STYLE DESIGNATOR: IRREGULAR
•
MOUNTING HOLE DIAMETER: 0.281 INCHES NOMINAL IN
•
BODY INSIDE DIAMETER: 1.750 INCHES NOMINAL IN
•
CASEHARDENING INDICATOR: NOT CASEHARDENED
•
MATERIAL: ALUMINUM ALLOY
TECHNICAL CHARACTERISTICS
OVERALL HEIGHT2.750 INCHES NOMINAL IN
BODY OUTSIDE DIAMETER1.125 INCHES NOMINAL IN
STYLE DESIGNATORIRREGULAR
MOUNTING HOLE DIAMETER0.281 INCHES NOMINAL IN
BODY INSIDE DIAMETER1.750 INCHES NOMINAL IN
CASEHARDENING INDICATORNOT CASEHARDENED
MATERIALALUMINUM ALLOY
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 12292431?
12292431 is a RETAINER,HELICAL COMPRESSION SPR.
What is the NSN for 12292431?
12292431 is cataloged in the U.S. Government catalog under NSN 5340-01-113-3829. 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.