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3191908 — SUBPLATE ASSEMBLY,VALVE

✓ Government record, cited
— · GATE VALVE
PRODUCT OVERVIEW

3191908: SUBPLATE ASSEMBLY,VALVE.

The SUBPLATE ASSEMBLY,VALVE is a the manufacturer industrial component. This part is cataloged in the U.S. Government catalog under NSN 4820-01-147-7976, 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
3191908
NSN: 4820-01-147-7976
NIINs: 011477976, 012524688
FSC: 4820 — Valves, Nonpowered
CAGE: 77068 — ALLIED-SIGNAL INC DBA ALLIED-SIGNAL AEROSPACE CO ELECTRODYNAMICS DIV (USA)
SPECIFICATIONS
general_characteristics_item_descriptionCONSISTS OF 1 EA SUBPLATE, NAMEPLATE, 4 EA BOLT, WASHER, DRIVE SCREW; 6 EA PACKING, BACKUP; 16 EA INSERT; 3 EA QUILL; LOCKWIRE
NSN4820-01-147-7976
COMPONENT DIAGRAM
GATE VALVE — FULL OPEN OR FULL CLOSE ONLY Rising STEM BONNET FLOW → → FLOW SEATS — — SIZE: — · — · — PN: 3191908 · 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
•
GENERAL CHARACTERISTICS ITEM DESCRIPTION: CONSISTS OF 1 EA SUBPLATE, NAMEPLATE, 4 EA BOLT, WASHER, DRIVE SCREW; 6 EA PACKING, BACKUP; 16 EA INSERT; 3 EA QUILL; LOCKWIRE
TECHNICAL CHARACTERISTICS
GENERAL CHARACTERISTICS ITEM DESCRIPTIONCONSISTS OF 1 EA SUBPLATE, NAMEPLATE, 4 EA BOLT, WASHER, DRIVE SCREW; 6 EA PACKING, BACKUP; 16 EA INSERT; 3 EA QUILL; LOCKWIRE
SUBSTITUTES & CROSS-REFERENCES 2
3188594-2Reference document
Same NSN cross-reference
Reference document — Secondary reference
3188594Reference document
Same NSN cross-reference
Reference document — Drawing number reference only
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 3191908?
3191908 is a SUBPLATE ASSEMBLY,VALVE.
What parts can replace 3191908?
There are 2 known substitutes for 3191908: 3188594-2, 3188594. Substitute compatibility should be verified for your specific system.
What is the NSN for 3191908?
3191908 is cataloged in the U.S. Government catalog under NSN 4820-01-147-7976. 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.