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PWA51984-16 — VALVE,SAFETY RELIEF

✓ Government record, cited
— · GATE VALVE
PRODUCT OVERVIEW

PWA51984-16: VALVE,SAFETY RELIEF.

The VALVE,SAFETY RELIEF is a the manufacturer industrial component. Key specifications include special_features: CYLINDRICAL TYPE FIXTURE WITH AIR INLET AND OUTLET PORTS, functional_description: USED AS AIR FLO FIXTURE DURING NO. 1 BEARING HOUSING, CARBON SEAL REPAIR/MAINTENANCE, nominal_overall_height: 11.000 INCHES IN, end_item_identification: F100-PW-100/200220 ENGINE, nominal_overall_diameter: 12.000 INCHES IN, functional_classification: GG-7.4.

This part is cataloged in the U.S. Government catalog under NSN 4820-01-022-1370, 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
PWA51984-16
NSN: 4820-01-022-1370
FSC: 4820 — Valves, Nonpowered
CAGE: 77445 — RTX CORPORATION DBA PRATT & WHITNEY DIV PRATT &WHITNEY (USA)
SPECIFICATIONS
special_featuresCYLINDRICAL TYPE FIXTURE WITH AIR INLET AND OUTLET PORTS
functional_descriptionUSED AS AIR FLO FIXTURE DURING NO. 1 BEARING HOUSING, CARBON SEAL REPAIR/MAINTENANCE
nominal_overall_height11.000 INCHES IN
end_item_identificationF100-PW-100/200220 ENGINE
nominal_overall_diameter12.000 INCHES IN
functional_classificationGG-7.4
reference_data_and_literatureT.O. 2J-F100-94; T.O. 33D4-6-512-1
NSN4820-01-022-1370
COMPONENT DIAGRAM
GATE VALVE — FULL OPEN OR FULL CLOSE ONLY Rising STEM BONNET FLOW → → FLOW SEATS — — SIZE: — · — · — PN: PWA51984-16 · 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
SUBSTITUTES & CROSS-REFERENCES 2
638XB-3-6-1Reference document
Same NSN cross-reference
Reference document — Secondary reference
PWA51984Reference 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 PWA51984-16?
PWA51984-16 is a VALVE,SAFETY RELIEF.
What parts can replace PWA51984-16?
There are 2 known substitutes for PWA51984-16: 638XB-3-6-1, PWA51984. Substitute compatibility should be verified for your specific system.
What is the NSN for PWA51984-16?
PWA51984-16 is cataloged in the U.S. Government catalog under NSN 4820-01-022-1370. 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.