PartsTable
Technical Data Sheet
PartsTable / COMPONENT / 91-129/4
91-129/4 ✓ Verified by PartsTable
— · GATE VALVE
WHAT YOU NEED TO KNOW
Full open or full close only — never throttle Rising stem shows position visually
Throttling a gate valve erodes seats
PRODUCT OVERVIEW

The 91-129/4 is a the manufacturer industrial component. This product is currently in active production with full OEM support. This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 4820-01-529-1653, 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
91-129/4
NSN: 4820-01-529-1653
FSC: 4820
CAGE: 76381 — 3M COMPANY (USA)
SPECIFICATIONS
Part Number91-129/4
NSN4820-01-529-1653
COMPONENT DIAGRAM
GATE VALVE — FULL OPEN OR FULL CLOSE ONLY Rising STEM BONNET FLOW → → FLOW SEATS — — SIZE: — · — · — PN: 91-129/4 · 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
TECHNICAL CHARACTERISTICS (FLIS)
END ITEM IDENTIFICATIONONE QUART CUP FOR SPRAY GUN
VERIFIED SUBSTITUTES & CROSS-REFERENCES 7
NAS1149C0532RInterchangeable
interchangeable cross-reference
interchangeable
10130059Interchangeable
interchangeable cross-reference
interchangeable
328209-71Interchangeable
interchangeable cross-reference
interchangeable
B22-48169Interchangeable
interchangeable cross-reference
interchangeable
4CB2Interchangeable
interchangeable cross-reference
interchangeable
169HD-4-2Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 91-129/4?
91-129/4 is a 91-129/4.
What parts can replace 91-129/4?
There are 7 known substitutes for 91-129/4: NAS1149C0532R, 10130059, 328209-71 and 4 more. Substitute compatibility should be verified for your specific system.
What is the NSN for 91-129/4?
91-129/4 is cataloged in the Federal Logistics Information System (FLIS) under NSN 4820-01-529-1653. This indicates validated use in U.S. government and defense supply chains.
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✓ Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
PartsTable Design LLC · partstable.com
Last verified: July 2026