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312157 — VALVE,REGULATING,FLUID PRESSURE

✓ Government record, cited
— · GATE VALVE
PRODUCT OVERVIEW

312157: VALVE,REGULATING,FLUID PRESSURE.

VALVE,REGULATING,FLUID PRESSURE. Key specifications include filter: NOT INCLUDED, material: STEEL CORROSION RESISTING STEM, body_style: TEE, temp_rating: -65.0 FAHRENHEIT MINIMUM AND 250.0 FAHRENHEIT MAXIMUM DEGF, rating_method: WINDING TURNS ALL COMPONENTS ALL WINDING, turn_quantity: 5 FIRST COMPONENT SINGLE WINDING. This part is cataloged in the U.S.

Government catalog under NSN 4820-00-694-7565, 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
312157
NSN: 4820-00-694-7565
NIINs: 006947565, 010816810
FSC: 4820 — Valves, Nonpowered
CAGE: 81982 — HYDRO-AIRE AEROSPACE CORP (USA)
SPECIFICATIONS
filterNOT INCLUDED
materialSTEEL CORROSION RESISTING STEM
body_styleTEE
temp_rating-65.0 FAHRENHEIT MINIMUM AND 250.0 FAHRENHEIT MAXIMUM DEGF
rating_methodWINDING TURNS ALL COMPONENTS ALL WINDING
turn_quantity5 FIRST COMPONENT SINGLE WINDING
inclosure_typePARTIALLY INCLOSED, HALF SHELL
inductance_typeFIXED
mounting_methodFRICTION SINGLE GROUP
regulation_typeAUTOMATIC SINGLE STAGE
special_features400CPS
winding_quantity2 SINGLE COMPONENT
NSN4820-00-694-7565
COMPONENT DIAGRAM
GATE VALVE — FULL OPEN OR FULL CLOSE ONLY Rising STEM BONNET FLOW → → FLOW SEATS — — SIZE: — · — · — PN: 312157 · OEM ⚠ VERIFY BEFORE ORDERING Gate valves = FULL OPEN or FULL CLOSE only — never throttle. Partial opening causes seat erosion and vibration. ✓ BROKER TIP Rising stem shows valve position visually — easier maintenance. Non-rising stem saves headroom. PARTSTABLE TECHNICAL DRAWING — NOT TO SCALE
KEY FEATURES
•
FSC APPLICATION DATA: PNEUMATIC SYSTEM,ACFT
•
RENEWABLE SEAT RING TYPE: PRESSED-IN
•
FIRST END THREAD DIRECTION: RIGHT-HAND
•
SECOND END RELATIONSHIP WITH FIRST END: IDENTICAL
•
BODY STYLE: TEE
•
REGULATION TYPE: AUTOMATIC SINGLE STAGE
•
FIRST END THREAD CLASS: 3B
•
THIRD END RELATIONSHIP WITH PRECEDING ENDS: IDENTICAL WITH FIRST END
TECHNICAL CHARACTERISTICS
FSC APPLICATION DATAPNEUMATIC SYSTEM,ACFT
RENEWABLE SEAT RING TYPEPRESSED-IN
FIRST END THREAD DIRECTIONRIGHT-HAND
SECOND END RELATIONSHIP WITH FIRST ENDIDENTICAL
BODY STYLETEE
REGULATION TYPEAUTOMATIC SINGLE STAGE
FIRST END THREAD CLASS3B
THIRD END RELATIONSHIP WITH PRECEDING ENDSIDENTICAL WITH FIRST END
FIRST END STYLE DESIGNATORGASKET SEAL
TEMP RATING-65.0 FAHRENHEIT MINIMUM AND 250.0 FAHRENHEIT MAXIMUM DEGF
SUBSTITUTES & CROSS-REFERENCES 1
E120339Reference document
Same NSN cross-reference
Reference document — Secondary reference
LIFECYCLE
NSN statusActive· U.S. Government catalog
No demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is 312157?
312157 is a VALVE,REGULATING,FLUID PRESSURE.
What parts can replace 312157?
There is 1 known substitute for 312157: E120339. Substitute compatibility should be verified for your specific system.
What is the NSN for 312157?
312157 is cataloged in the U.S. Government catalog under NSN 4820-00-694-7565. This indicates validated use in U.S. government and defense supply chains.
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