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A7910.004 — DISK,VALVE

✓ Government record, cited
— · GATE VALVE
PRODUCT OVERVIEW

A7910.004: DISK,VALVE.

The DISK,VALVE is a the manufacturer industrial component. Key specifications include material: NICKEL ALLOY AND PLASTIC POLYTETRAFLUOROETHYLENE, seat_angle: 45.0 DEGREES NOMINAL, thread_class: 2B, overall_height: 2.125 INCHES NOMINAL IN, outside_diameter: 1.372 INCHES NOMINAL IN, style_designator: PLUG. This part is cataloged in the U.S.

Government catalog under NSN 4820-00-242-0159, 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
A7910.004
NSN: 4820-00-242-0159
NIINs: 002420159, 004769619, 007835148
FSC: 4820 — Valves, Nonpowered
CAGE: 01343 — ANDERSON GREENWOOD LP DBA ANDERSON GREENWOOD CROSBY (USA)
SPECIFICATIONS
materialNICKEL ALLOY AND PLASTIC POLYTETRAFLUOROETHYLENE
seat_angle45.0 DEGREES NOMINAL
thread_class2B
overall_height2.125 INCHES NOMINAL IN
outside_diameter1.372 INCHES NOMINAL IN
style_designatorPLUG
nominal_thread_size0.875 INCHES IN
thread_quantity_per_inch18
thread_series_designatorUNS
NSN4820-00-242-0159
COMPONENT DIAGRAM
GATE VALVE — FULL OPEN OR FULL CLOSE ONLY Rising STEM BONNET FLOW → → FLOW SEATS — — SIZE: — · — · — PN: A7910.004 · 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
•
CRITICALITY CODE JUSTIFICATION: ZZZY
•
REFERENCE NUMBER DIFFERENTIATING CHARACTERISTICS: MATERIAL WILL BE IN ACCORDANCE WITH NAVICP MECH; ACTIVITY HX QUALITY CONTROL, MANUFACTURING AND TESTING SPECIFICATIONS.
TECHNICAL CHARACTERISTICS
CRITICALITY CODE JUSTIFICATIONZZZY
REFERENCE NUMBER DIFFERENTIATING CHARACTERISTICSMATERIAL WILL BE IN ACCORDANCE WITH NAVICP MECH; ACTIVITY HX QUALITY CONTROL, MANUFACTURING AND TESTING SPECIFICATIONS.
SUBSTITUTES & CROSS-REFERENCES 3
A7910-004VIASame NSN cross-reference
Same NSN cross-reference
Also cataloged under this NSN
8526PC44Reference document
Same NSN cross-reference
Reference document — Secondary reference
8721REVFPC5Reference document
Same NSN cross-reference
Reference document — Secondary reference
LIFECYCLE
NSN statusCancelled· U.S. Government catalog
Demilitarization required (F)
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FREQUENTLY ASKED QUESTIONS
What is A7910.004?
A7910.004 is a DISK,VALVE.
What parts can replace A7910.004?
There are 3 known substitutes for A7910.004: A7910-004VIA, 8526PC44, 8721REVFPC5. Substitute compatibility should be verified for your specific system.
What is the NSN for A7910.004?
A7910.004 is cataloged in the U.S. Government catalog under NSN 4820-00-242-0159. 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.