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Technical Data Sheet
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AT-36-TT — VALVE,BALL

✓ Government record, cited
— · GATE VALVE
PRODUCT OVERVIEW

AT-36-TT: VALVE,BALL.

The VALVE,BALL is a the manufacturer industrial component. Key specifications include special_features: BALL VALVE, 1 INCH IN. This part is cataloged in the U.S.

Government catalog under NSN 4820-01-323-8595, 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
AT-36-TT
NSN: 4820-01-323-8595
NIINs: 013238595, 014730392
FSC: 4820 — Valves, Nonpowered
CAGE: 01029 — METSO AUTOMATION USA, INC (USA)
SPECIFICATIONS
special_featuresBALL VALVE, 1 INCH IN
NSN4820-01-323-8595
COMPONENT DIAGRAM
GATE VALVE — FULL OPEN OR FULL CLOSE ONLY Rising STEM BONNET FLOW → → FLOW SEATS — — SIZE: — · — · — PN: AT-36-TT · 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
•
CONNECTION STYLE: PLAIN,OPTIONAL END(PIPE) ALL ENDS
•
CONNECTION TYPE: THREADED INTERNAL PIPE ALL ENDS
•
STYLE DESIGNATOR: STRAIGHT THRU
•
THREAD DIRECTION: RIGHT-HAND ALL ENDS
•
NOMINAL THREAD SIZE: 0.500 INCHES ALL ENDS IN
•
MATERIAL: STEEL COMP 316 BODY
TECHNICAL CHARACTERISTICS
CONNECTION STYLEPLAIN,OPTIONAL END(PIPE) ALL ENDS
CONNECTION TYPETHREADED INTERNAL PIPE ALL ENDS
STYLE DESIGNATORSTRAIGHT THRU
THREAD DIRECTIONRIGHT-HAND ALL ENDS
NOMINAL THREAD SIZE0.500 INCHES ALL ENDS IN
MATERIALSTEEL COMP 316 BODY
MATERIALSTEEL COMP 316 STEM
MATERIALPLASTIC POLYTETRAFLUOROETHYLENE SEAT
MATERIALSTEEL COMP 316 FLOW CONTROL DEVICE
THREAD SERIES DESIGNATORNPT ALL ENDS
SUBSTITUTES & CROSS-REFERENCES 3
1/2A3600TTDReference document
Same NSN cross-reference
Reference document — Secondary reference
636J002PC32Reference document
Same NSN cross-reference
Reference document — Secondary reference
A36TT .5INReference document
Same NSN cross-reference
Reference document — Secondary reference
LIFECYCLE
NSN statusActive· U.S. Government catalog
Acquisition advice: Insurance item — stocked against contingency demandNo demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is AT-36-TT?
AT-36-TT is a VALVE,BALL.
What parts can replace AT-36-TT?
There are 3 known substitutes for AT-36-TT: 1/2A3600TTD, 636J002PC32, A36TT .5IN. Substitute compatibility should be verified for your specific system.
What is the NSN for AT-36-TT?
AT-36-TT is cataloged in the U.S. Government catalog under NSN 4820-01-323-8595. 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.