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PartsTable / COMPONENT / A-2131 PIECE 135
A-2131 PIECE 135 ✓ Verified by PartsTable
— · ORING SEAL
WHAT YOU NEED TO KNOW
Material determines chemical compatibility Standard durometer is 70 Shore A
Wrong material = catastrophic seal failure
PRODUCT OVERVIEW

The PLUNGER,DETENT is a the manufacturer industrial component. Key specifications include material: STEEL CORROSION RESISTING OVERALL. This product is currently in active production with full OEM support.

This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 5340-01-147-8005, 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
A-2131 PIECE 135
NSN: 5340-01-147-8005
FSC: 5340
CAGE: 71871 — ALFA LAVAL INC (USA)
SPECIFICATIONS
materialSTEEL CORROSION RESISTING OVERALL
NSN5340-01-147-8005
COMPONENT DIAGRAM
O-RING / SEAL — MATERIAL DETERMINES APPLICATION ID: — CROSS-SECTION CS: — SPECIFICATION Material: — Durometer: — Temp: — PN: A-2131 PIECE 135 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
•
MATERIAL: STEEL CORROSION RESISTING OVERALL
TECHNICAL CHARACTERISTICS (FLIS)
MATERIALSTEEL CORROSION RESISTING OVERALL
VERIFIED SUBSTITUTES & CROSS-REFERENCES 19
400-3000Interchangeable
interchangeable cross-reference
interchangeable
8867Interchangeable
interchangeable cross-reference
interchangeable
8867-J50Interchangeable
interchangeable cross-reference
interchangeable
H-4560Interchangeable
interchangeable cross-reference
interchangeable
SE24Interchangeable
interchangeable cross-reference
interchangeable
1JA2374H02Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is A-2131 PIECE 135?
A-2131 PIECE 135 is a PLUNGER,DETENT.
What parts can replace A-2131 PIECE 135?
There are 19 known substitutes for A-2131 PIECE 135: 400-3000, 8867, 8867-J50 and 16 more. Substitute compatibility should be verified for your specific system.
What is the NSN for A-2131 PIECE 135?
A-2131 PIECE 135 is cataloged in the Federal Logistics Information System (FLIS) under NSN 5340-01-147-8005. This indicates validated use in U.S. government and defense supply chains.
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✓ Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
PartsTable Design LLC · partstable.com
Last verified: July 2026