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630575 — CUSHION,SEAT BACK,VEHICULAR

✓ Government record, cited
— · GATE VALVE
PRODUCT OVERVIEW

630575: CUSHION,SEAT BACK,VEHICULAR.

The CUSHION,SEAT BACK,VEHICULAR is a the manufacturer industrial component. Key specifications include special_features: PARTS LIST 0532-LP-000-4220, end_item_identification: SEAT ASSEMBLY. This part is cataloged in the U.S.

Government catalog under NSN 4820-01-407-7554, 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
630575
NSN: 4820-01-407-7554
NIINs: 014077554, 015216622
FSC: 4820 — Valves, Nonpowered
CAGE: 17858 — ZEKS AIR DRIER CORP SUB OF KEMP CO (USA)
SPECIFICATIONS
special_featuresPARTS LIST 0532-LP-000-4220
end_item_identificationSEAT ASSEMBLY
NSN4820-01-407-7554
COMPONENT DIAGRAM
GATE VALVE — FULL OPEN OR FULL CLOSE ONLY Rising STEM BONNET FLOW → → FLOW SEATS — — SIZE: — · — · — PN: 630575 · 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 OPERATION METHOD: MANUAL
TECHNICAL CHARACTERISTICS
SPECIAL FEATURESVALVE SIZE 1IN.; NORMALLY CLOSED IN
VALVE OPERATION METHODMANUAL
SUBSTITUTES & CROSS-REFERENCES 2
421DV4NCSC SPENCERReference document
Same NSN cross-reference
Reference document — Secondary reference
PL 423383-A ITEM 2Same 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 630575?
630575 is a CUSHION,SEAT BACK,VEHICULAR.
What parts can replace 630575?
There are 2 known substitutes for 630575: 421DV4NCSC SPENCER, PL 423383-A ITEM 2. Substitute compatibility should be verified for your specific system.
What is the NSN for 630575?
630575 is cataloged in the U.S. Government catalog under NSN 4820-01-407-7554. 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.