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9004-91 — 9004-91

✓ Government record, cited
— · MRO · MRO_GENERAL
PRODUCT OVERVIEW

9004-91: 9004-91.

The 9004-91 is a the manufacturer industrial component. Key specifications include end_item_identification: AEGIS WPN SYS, TICONDEROGA CLASS CG (47), part_name_assigned_by_controlling_agency: RACK, VME, 14 SLOT. This part is cataloged in the U.S.

Government catalog under NSN 4820-00-604-4705, 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
MRO→ MRO_GENERAL→ 9004-91
NSN: 4820-00-604-4705
NIINs: 006044705, 012090784, 013300033, 014731147
FSC: 4820 — Valves, Nonpowered
CAGE: 28968 — CIRCOR INSTRUMENTATION TECHNOLOGIES, INC. DBA HOKE GYROLOK (USA)
SPECIFICATIONS
end_item_identificationAEGIS WPN SYS, TICONDEROGA CLASS CG (47)
part_name_assigned_by_controlling_agencyRACK, VME, 14 SLOT
NSN4820-00-604-4705
COMPONENT DIAGRAM
GATE VALVE — FULL OPEN OR FULL CLOSE ONLY Rising STEM BONNET FLOW → → FLOW SEATS — — SIZE: — · — · — PN: 9004-91 · 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
•
BODY OUTSIDE DIAMETER: 0.590 INCHES NOMINAL IN
•
STYLE DESIGNATOR: PLAIN
•
BODY INSIDE DIAMETER: 0.440 INCHES NOMINAL IN
•
MATERIAL: PLASTIC POLYTETRAFLUOROETHYLENE OVERALL
•
SEATING SURFACE SHAPE: FLAT
TECHNICAL CHARACTERISTICS
OVERALL HEIGHT0.220 INCHES NOMINAL IN
BODY OUTSIDE DIAMETER0.590 INCHES NOMINAL IN
STYLE DESIGNATORPLAIN
BODY INSIDE DIAMETER0.440 INCHES NOMINAL IN
END ITEM IDENTIFICATIONHOKE INC. VALVE B7223X1
MATERIALPLASTIC POLYTETRAFLUOROETHYLENE OVERALL
SEATING SURFACE SHAPEFLAT
SUBSTITUTES & CROSS-REFERENCES 1
7223X1PC9Same 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 9004-91?
9004-91 is a 9004-91. It is classified as a MRO (MRO_GENERAL).
What parts can replace 9004-91?
There is 1 known substitute for 9004-91: 7223X1PC9. Substitute compatibility should be verified for your specific system.
What is the NSN for 9004-91?
9004-91 is cataloged in the U.S. Government catalog under NSN 4820-00-604-4705. 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.