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131B437-1 — CLIP,RETAINING

✓ Government record, cited
— · ORING SEAL
PRODUCT OVERVIEW

131B437-1: CLIP,RETAINING.

The CLIP,RETAINING is a the manufacturer industrial component. Key specifications include width: 0.343 INCHES NOMINAL IN, material: COPPER ALLOY, overall_height: 0.262 INCHES NOMINAL IN, stock_diameter: 0.020 INCHES NOMINAL IN, style_designator: PIN, surface_treatment: NICKEL. This part is cataloged in the U.S.

Government catalog under NSN 5340-00-073-4260, 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
131B437-1
NSN: 5340-00-073-4260
FSC: 5340 — Hardware, Commercial
CAGE: 78711 — TELEPHONICS CORP (USA)
SPECIFICATIONS
width0.343 INCHES NOMINAL IN
materialCOPPER ALLOY
overall_height0.262 INCHES NOMINAL IN
stock_diameter0.020 INCHES NOMINAL IN
style_designatorPIN
surface_treatmentNICKEL
casehardening_indicatorNOT CASEHARDENED
NSN5340-00-073-4260
COMPONENT DIAGRAM
O-RING / SEAL — MATERIAL DETERMINES APPLICATION ID: — CROSS-SECTION CS: — SPECIFICATION Material: — Durometer: — Temp: — PN: 131B437-1 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: PIN
•
STOCK DIAMETER: 0.020 INCHES NOMINAL IN
•
CASEHARDENING INDICATOR: NOT CASEHARDENED
•
SURFACE TREATMENT: NICKEL
•
WIDTH: 0.343 INCHES NOMINAL IN
•
MATERIAL: COPPER ALLOY
TECHNICAL CHARACTERISTICS
OVERALL HEIGHT0.262 INCHES NOMINAL IN
STYLE DESIGNATORPIN
STOCK DIAMETER0.020 INCHES NOMINAL IN
CASEHARDENING INDICATORNOT CASEHARDENED
SURFACE TREATMENTNICKEL
WIDTH0.343 INCHES NOMINAL IN
MATERIALCOPPER 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: Semi-active item — no replacement plannedNo demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is 131B437-1?
131B437-1 is a CLIP,RETAINING.
What is the NSN for 131B437-1?
131B437-1 is cataloged in the U.S. Government catalog under NSN 5340-00-073-4260. 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.