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3-100-M76 — VALVE,VENT-CHECK

✓ Government record, cited
— · GATE VALVE
PRODUCT OVERVIEW

3-100-M76: VALVE,VENT-CHECK.

The VALVE,VENT-CHECK is a the manufacturer industrial component. Key specifications include material: IRON CAST BODY, surface_treatment: ZINC. This part is cataloged in the U.S.

Government catalog under NSN 4820-01-152-3046, 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
3-100-M76
NSN: 4820-01-152-3046
NIINs: 011523046, 012518354
FSC: 4820 — Valves, Nonpowered
CAGE: 09032 — TATE ANDALE, LLC (USA)
SPECIFICATIONS
materialIRON CAST BODY
surface_treatmentZINC
NSN4820-01-152-3046
COMPONENT DIAGRAM
GATE VALVE — FULL OPEN OR FULL CLOSE ONLY Rising STEM BONNET FLOW → → FLOW SEATS — — SIZE: — · — · — PN: 3-100-M76 · 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: BALL
•
CONNECTION STYLE: PLAIN, OPTIONAL END (PIPE) ALL ENDS
•
MOUNTING POSITION: VERTICAL
•
CONNECTION TYPE: THREADED INTERNAL PIPE ALL ENDS
•
STYLE DESIGNATOR: STRAIGHT THRU
•
THREAD DIRECTION: RIGHT-HAND ALL ENDS
•
NOMINAL THREAD SIZE: 2.500 INCHES ALL ENDS IN
TECHNICAL CHARACTERISTICS
FLOW CONTROL DEVICEBALL
CONNECTION STYLEPLAIN, OPTIONAL END (PIPE) ALL ENDS
MOUNTING POSITIONVERTICAL
CONNECTION TYPETHREADED INTERNAL PIPE ALL ENDS
STYLE DESIGNATORSTRAIGHT THRU
THREAD DIRECTIONRIGHT-HAND ALL ENDS
NOMINAL THREAD SIZE2.500 INCHES ALL ENDS IN
SPECIAL FEATURESW/ COVER
MATERIALIRON BODY
THREAD SERIES DESIGNATORNPT ALL ENDS
SUBSTITUTES & CROSS-REFERENCES 5
3-100/M76 2-1/2Same NSN cross-reference
Same NSN cross-reference
Also cataloged under this NSN
3-100 2 1/2 INReference document
Same NSN cross-reference
Reference document — Secondary reference
3-100Reference document
Same NSN cross-reference
Reference document — Drawing number reference only
52-25T 2 1/2 INReference document
Same NSN cross-reference
Reference document — Secondary reference
52-25TReference 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 3-100-M76?
3-100-M76 is a VALVE,VENT-CHECK.
What parts can replace 3-100-M76?
There are 5 known substitutes for 3-100-M76: 3-100/M76 2-1/2, 3-100 2 1/2 IN, 3-100 and 2 more. Substitute compatibility should be verified for your specific system.
What is the NSN for 3-100-M76?
3-100-M76 is cataloged in the U.S. Government catalog under NSN 4820-01-152-3046. 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.