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Technical Data Sheet
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4053280 — ARM,FRONT COMPRESS

✓ Government record, cited
— · GATE VALVE
PRODUCT OVERVIEW

4053280: ARM,FRONT COMPRESS.

The ARM,FRONT COMPRESS is a the manufacturer industrial component. Key specifications include material: NICKEL ALLOY. This part is cataloged in the U.S.

Government catalog under NSN 4820-01-050-1660, 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
4053280
NSN: 4820-01-050-1660
NIINs: 010501660, 012359294
FSC: 4820 — Valves, Nonpowered
CAGE: 82483 — SPENCE ENGINEERING CO INC DBA NICHOLSON STEAM TRAP (USA)
SPECIFICATIONS
materialNICKEL ALLOY
special_features1
NSN4820-01-050-1660
COMPONENT DIAGRAM
GATE VALVE — FULL OPEN OR FULL CLOSE ONLY Rising STEM BONNET FLOW → → FLOW SEATS — — SIZE: — · — · — PN: 4053280 · 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
•
STEM ACTUATING END TYPE: THREADED EXTERNALLY
•
MATERIAL: NICKEL ALLOY
TECHNICAL CHARACTERISTICS
STEM ACTUATING END TYPETHREADED EXTERNALLY
OVERALL LENGTH4.781 INCHES NOMINAL IN
MATERIALNICKEL ALLOY
SUBSTITUTES & CROSS-REFERENCES 2
9906-AReference document
Same NSN cross-reference
Reference document — Drawing number reference only
4351Same 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 4053280?
4053280 is a ARM,FRONT COMPRESS.
What parts can replace 4053280?
There are 2 known substitutes for 4053280: 9906-A, 4351. Substitute compatibility should be verified for your specific system.
What is the NSN for 4053280?
4053280 is cataloged in the U.S. Government catalog under NSN 4820-01-050-1660. 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.