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J-954 PIECE 7 — RETAINER,SEAT,VALVE

✓ Government record, cited
— · GATE VALVE
PRODUCT OVERVIEW

J-954 PIECE 7: RETAINER,SEAT,VALVE.

The RETAINER,SEAT,VALVE is a the manufacturer industrial component. Key specifications include material: STEEL COMP 303, valve_design_control_activity: 53059, valve_model_number_for_which_designed: J-954. This part is cataloged in the U.S.

Government catalog under NSN 4820-01-110-1253, 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
J-954 PIECE 7
NSN: 4820-01-110-1253
FSC: 4820 — Valves, Nonpowered
CAGE: 53059 — SPIRAX SARCO INC DBA SPIRAX SARCO (USA)
SPECIFICATIONS
materialSTEEL COMP 303
valve_design_control_activity53059
valve_model_number_for_which_designedJ-954
NSN4820-01-110-1253
COMPONENT DIAGRAM
GATE VALVE — FULL OPEN OR FULL CLOSE ONLY Rising STEM BONNET FLOW → → FLOW SEATS — — SIZE: — · — · — PN: J-954 PIECE 7 · 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
•
VALVE MODEL NUMBER FOR WHICH DESIGNED: J-954
•
VALVE DESIGN CONTROL ACTIVITY: 53059
•
MATERIAL: STEEL COMP 303
TECHNICAL CHARACTERISTICS
VALVE MODEL NUMBER FOR WHICH DESIGNEDJ-954
VALVE DESIGN CONTROL ACTIVITY53059
MATERIALSTEEL COMP 303
SUBSTITUTES & CROSS-REFERENCES 1
J-954Reference document
Same NSN cross-reference
Reference document — Drawing number reference only
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 J-954 PIECE 7?
J-954 PIECE 7 is a RETAINER,SEAT,VALVE.
What parts can replace J-954 PIECE 7?
There is 1 known substitute for J-954 PIECE 7: J-954. Substitute compatibility should be verified for your specific system.
What is the NSN for J-954 PIECE 7?
J-954 PIECE 7 is cataloged in the U.S. Government catalog under NSN 4820-01-110-1253. 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.