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1001-055-1/2IN — Technical Data Sheet

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— · 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

VALVE,REGULATING,FLUID PRESSURE. Key specifications include color: BLACK INSIDE, width: 2.469 INCHES NOMINAL IN, length: 150.000 FEET NOMINAL FT, material: RUBBER CHLOROPRENE OUTSIDE, body_width: 0.252 INCHES MINIMUM AND 0.290 INCHES MAXIMUM IN, body_height: 0.115 INCHES MINIMUM AND 0.125 INCHES MAXIMUM IN. This product is currently in active production with full OEM support.

This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 4820-01-051-7965, 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
1001-055-1/2IN
NSN: 4820-01-051-7965
FSC: 4820
CAGE: 65504 — COMMERCIAL COMPONENTS (USA)
SPECIFICATIONS
colorBLACK INSIDE
width2.469 INCHES NOMINAL IN
length150.000 FEET NOMINAL FT
materialRUBBER CHLOROPRENE OUTSIDE
body_width0.252 INCHES MINIMUM AND 0.290 INCHES MAXIMUM IN
body_height0.115 INCHES MINIMUM AND 0.125 INCHES MAXIMUM IN
body_length0.250 INCHES NOMINAL IN
bit_quantity256
garment_sizeLARGELARGE
body_diameter0.090 INCHES NOMINAL IN
cubic_measure0.002 CUBIC INCHES
terminal_typeWIRE LEAD
NSN4820-01-051-7965
COMPONENT DIAGRAM
GATE VALVE — FULL OPEN OR FULL CLOSE ONLY Rising STEM BONNET FLOW → → FLOW SEATS — — SIZE: — · — · — PN: 1001-055-1/2IN · 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
VERIFIED SUBSTITUTES & CROSS-REFERENCES 10
57312-0001-00Interchangeable
interchangeable cross-reference
interchangeable
1-246-425-00Interchangeable
interchangeable cross-reference
interchangeable
4704-147868Interchangeable
interchangeable cross-reference
interchangeable
100-1005Interchangeable
interchangeable cross-reference
interchangeable
N82S23NInterchangeable
interchangeable cross-reference
interchangeable
124500-0100Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 1001-055-1/2IN?
1001-055-1/2IN is a VALVE,REGULATING,FLUID PRESSURE.
What parts can replace 1001-055-1/2IN?
There are 10 known substitutes for 1001-055-1/2IN: 57312-0001-00, 1-246-425-00, 4704-147868 and 7 more. Substitute compatibility should be verified for your specific system.
What is the NSN for 1001-055-1/2IN?
1001-055-1/2IN is cataloged in the Federal Logistics Information System (FLIS) under NSN 4820-01-051-7965. 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: September 2026