257BPC4 — PISTON,VALVE

✓ Government record, cited

— · GATE VALVE

PRODUCT OVERVIEW

257BPC4: PISTON,VALVE.

The PISTON,VALVE is a the manufacturer industrial component. Key specifications include material: ALUMINUM ALLOY, overall_length: 0.730 INCHES NOMINAL IN, special_features: FLAT HEAD;ONE RING GROOVE 0.188 IN.W;2.500 IN.ROOTDIA; THD HOLE ON BOTTOM SIDE 0.250-20 UNC IN. This part is cataloged in the U.S.

Government catalog under NSN 4820-01-031-9269, 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

257BPC4

NSN: 4820-01-031-9269
FSC: 4820 — Valves, Nonpowered
CAGE: 16626 — CIRCOR INTL INC (USA)

SPECIFICATIONS

material	ALUMINUM ALLOY
overall_length	0.730 INCHES NOMINAL IN
special_features	FLAT HEAD;ONE RING GROOVE 0.188 IN.W;2.500 IN.ROOTDIA; THD HOLE ON BOTTOM SIDE 0.250-20 UNC IN
NSN	4820-01-031-9269

COMPONENT DIAGRAM

KEY FEATURES

•

MATERIAL: ALUMINUM ALLOY

TECHNICAL CHARACTERISTICS

OVERALL LENGTH	0.730 INCHES NOMINAL IN
SPECIAL FEATURES	FLAT HEAD;ONE RING GROOVE 0.188 IN.W;2.500 IN.ROOTDIA; THD HOLE ON BOTTOM SIDE 0.250-20 UNC IN
MATERIAL	ALUMINUM ALLOY

OTHER ITEMS IN FSC 4820 — Valves, Nonpowered

Items in the same Federal Supply class. No interchangeability or substitution relationship is implied.

4820-00-000-0097 4820-00-001-0010 4820-00-001-0020 4820-00-001-0021 4820-00-001-0032 4820-00-001-0037 4820-00-001-0042 4820-00-001-1230

SUBSTITUTES & CROSS-REFERENCES 3

001-03-26-0001-Reference document

Same NSN cross-reference

Reference document — Advisory reference — outside the item-of-supply concept

R01032600010377Reference document

Same NSN cross-reference

Reference document — Secondary reference

001-03-26-0001-0375Reference document

Same NSN cross-reference

Reference document — Secondary reference

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 257BPC4?

257BPC4 is a PISTON,VALVE.

What parts can replace 257BPC4?

There are 3 known substitutes for 257BPC4: 001-03-26-0001-, R01032600010377, 001-03-26-0001-0375. Substitute compatibility should be verified for your specific system.

What is the NSN for 257BPC4?

257BPC4 is cataloged in the U.S. Government catalog under NSN 4820-01-031-9269. This indicates validated use in U.S. government and defense supply chains.

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