NSN 4820-01-312-5042 — this item is cataloged by the U.S. Government under National Stock Number 4820-01-312-5042. Manufacturer of record part number: 36271.
Also searched as4820-01-312-5042 ·
4820013125042 ·
NIIN 013125042 ·
01-312-5042 ·
FSC 4820 Valves, Nonpowered · CAGE 57716 · 36271
The Valve,expansion, cataloged under National Stock Number 4820-01-312-5042, is classified within Federal Supply Class 4820 (Valves, Nonpowered) of the Valves group. The manufacturer of record is Wilshire Corp. Government technical data includes 1 specification, cited from the U.S. Government catalog. The record lists 1 manufacturer part number for this item, enabling identification through both NSN and commercial part number lookups. 2 items share a part number with this NSN in the catalog (possible match — not a government interchangeability claim). Current acquisition status: Active.
Technical Specifications
Parameter
Value
NSN
4820-01-312-5042
Primary Part Number
36271
Item Name
Valve,expansion
FSC / FSG
4820 / 48 — Valves, Nonpowered
Manufacturer
Wilshire Corp
Status
ACTIVE
Material
COPPER ALLOY BODY
Lifecycle & Compliance
Acquisition Status
ACTIVE
DEMIL Code
DEMIL A — No Demilitarization Required
Hazard
No hazard code in the DLA record (HMIC N)
Criticality Code
X
⇄Related Items2
Each row states its source: a government interchangeability/replacement code, or a possible match on a shared part number.
5930-01-543-2812P492-10POSSIBLE MATCH
SWITCH,PUSH
Possible match (shared part number)Kahlenberg Industries, Inc. Dba Kahlenberg Industries Inc
5120-01-624-154036271POSSIBLE MATCH
INSERTER AND REMOVER,VALVE CORE
Possible match (shared part number)Ritchie Engineering Co Inc
NSN 4820-01-312-5042 is a Valve,expansion, manufactured by Wilshire Corp, classified under FSC 4820, Valves, Nonpowered. Status: active.
What part numbers are listed for NSN 4820-01-312-5042?
NSN 4820-01-312-5042 has 1 manufacturer part number on file: 36271 (Wilshire Corp).
What NSN replaces 4820-01-312-5042?
2 possible matches (shared part number, not a government interchangeability claim): 5930-01-543-2812, 5120-01-624-1540. Verify interchangeability with system specifications before substitution.
What are the specifications of 36271?
Key specifications for 36271: Material: COPPER ALLOY BODY. 1 specification is documented in the U.S. Government catalog.
Is NSN 4820-01-312-5042 hazardous material?
No hazard code in the DLA record (HMIC N). Hazard information on this page is shown exactly as it appears in the DLA record.
Sources
U.S. Government catalog: edition PUBLOGDVD v12.0.0 (OCT 2026), edition date 2026-10-01, retrieved 2026-10-16.
U.S. Government catalog: edition PUBLOGDVD v12.0.0 (OCT 2026), edition date 2026-10-01, retrieved 2026-10-18.
✓ Data cited from the U.S. Government catalog; commercial cross-references from OEM and certified industry sources.