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Technical Data Sheet
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142-051 — STEM,FLUID VALVE

✓ Government record, cited
— · ORING SEAL
PRODUCT OVERVIEW

142-051: STEM,FLUID VALVE.

The STEM,FLUID VALVE is a the manufacturer industrial component. This part is cataloged in the U.S. Government catalog under NSN 5340-01-164-1067, 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
142-051
NSN: 5340-01-164-1067
NIINs: 011641067, 015229607
FSC: 5340 — Hardware, Commercial
CAGE: 36513 — ATLAS POLAR COMPANY LIMITED DIV ATLAS POLAR COMPANY LTD (CAN)
SPECIFICATIONS
Part Number142-051
NSN5340-01-164-1067
COMPONENT DIAGRAM
O-RING / SEAL — MATERIAL DETERMINES APPLICATION ID: — CROSS-SECTION CS: — SPECIFICATION Material: — Durometer: — Temp: — PN: 142-051 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
SUBSTITUTES & CROSS-REFERENCES 1
10524451Same NSN cross-reference
Same NSN cross-reference
Also cataloged under this NSN
LIFECYCLE
NSN statusActive· U.S. Government catalog
Acquisition advice: Normally procured from the manufacturer (OEM)No demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is 142-051?
142-051 is a STEM,FLUID VALVE.
What parts can replace 142-051?
There is 1 known substitute for 142-051: 10524451. Substitute compatibility should be verified for your specific system.
What is the NSN for 142-051?
142-051 is cataloged in the U.S. Government catalog under NSN 5340-01-164-1067. This indicates validated use in U.S. government and defense supply chains.
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