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1944-001 — VALVE,SAFETY RELIEF

✓ Government record, cited
— · GATE VALVE
PRODUCT OVERVIEW

1944-001: VALVE,SAFETY RELIEF.

The VALVE,SAFETY RELIEF is a the manufacturer industrial component. Key specifications include end_item_identification: 917-FA CAMERA, general_characteristics_item_description: SHAFT 1,GEAR 2,BEARING 2,COLLAR 1,SPRING 1,COVER 1,PIN 3,2.518 IN. O/A LG,0.0766 IN.

O/A DIA IN. This part is cataloged in the U.S. Government catalog under NSN 4820-00-148-8665, 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
1944-001
NSN: 4820-00-148-8665
NIINs: 001488665, 008317930
FSC: 4820 — Valves, Nonpowered
CAGE: 14923 — ACC PARTNERS INC (USA)
SPECIFICATIONS
end_item_identification917-FA CAMERA
general_characteristics_item_descriptionSHAFT 1,GEAR 2,BEARING 2,COLLAR 1,SPRING 1,COVER 1,PIN 3,2.518 IN. O/A LG,0.0766 IN. O/A DIA IN
NSN4820-00-148-8665
COMPONENT DIAGRAM
GATE VALVE — FULL OPEN OR FULL CLOSE ONLY Rising STEM BONNET FLOW → → FLOW SEATS — — SIZE: — · — · — PN: 1944-001 · 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
•
FLOW CONTROL DEVICE: DISK
•
CONNECTION STYLE: PLAIN (PIPE) FIRST END
•
MINIMUM OPERATING TEMP: -65.0 FAHRENHEIT DEGF
•
STYLE DESIGNATOR: STRAIGHT THRU
•
THREAD DIRECTION: RIGHT-HAND FIRST END
•
NOMINAL THREAD SIZE: 0.250 INCHES FIRST END IN
•
MAXIMUM OPERATING TEMP: 250.0 FAHRENHEIT SINGLE RESPONSE DEGF
•
DISK LOADING METHOD: SPRING
TECHNICAL CHARACTERISTICS
FLOW CONTROL DEVICEDISK
CONNECTION STYLEPLAIN (PIPE) FIRST END
MINIMUM OPERATING TEMP-65.0 FAHRENHEIT DEGF
STYLE DESIGNATORSTRAIGHT THRU
THREAD DIRECTIONRIGHT-HAND FIRST END
NOMINAL THREAD SIZE0.250 INCHES FIRST END IN
MAXIMUM OPERATING TEMP250.0 FAHRENHEIT SINGLE RESPONSE DEGF
DISK LOADING METHODSPRING
MEDIA FOR WHICH DESIGNEDHELIUM SECOND RESPONSE
MEDIA FOR WHICH DESIGNEDAIR FIRST RESPONSE
SUBSTITUTES & CROSS-REFERENCES 2
2820185Same NSN cross-reference
Same NSN cross-reference
Also cataloged under this NSN
1944-1-000Reference document
Same NSN cross-reference
Reference document — Secondary reference
LIFECYCLE
NSN statusActive· U.S. Government catalog
Acquisition advice: Normally procured from the manufacturer (OEM)Demilitarization required — critical (Q)
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FREQUENTLY ASKED QUESTIONS
What is 1944-001?
1944-001 is a VALVE,SAFETY RELIEF.
What parts can replace 1944-001?
There are 2 known substitutes for 1944-001: 2820185, 1944-1-000. Substitute compatibility should be verified for your specific system.
What is the NSN for 1944-001?
1944-001 is cataloged in the U.S. Government catalog under NSN 4820-00-148-8665. 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.