NSN 4820-01-263-8921 — this item is cataloged by the U.S. Government under National Stock Number 4820-01-263-8921. Manufacturer of record part number: 24865.
Also searched as4820-01-263-8921 ·
4820012638921 ·
NIIN 012638921 ·
01-263-8921 ·
FSC 4820 Valves, Nonpowered · CAGE 28047 · 24865
The Release Valve St, cataloged under National Stock Number 4820-01-263-8921, is classified within Federal Supply Class 4820 (Valves, Nonpowered) of the Valves group. The manufacturer of record is Hein Werner Corp. The record lists 1 manufacturer part number for this item, enabling identification through both NSN and commercial part number lookups. 3 items share a part number with this NSN in the catalog (possible match — not a government interchangeability claim). Current acquisition status: Active.
Catalog Facts
Item Name
Release Valve St
FSC / FSG
4820 — Valves, Nonpowered (FSG 48)
Manufacturers
Hein Werner Corp (CAGE 28047)
Technical Specifications
Parameter
Value
NSN
4820-01-263-8921
Primary Part Number
24865
Item Name
Release Valve St
FSC / FSG
4820 / 48 — Valves, Nonpowered
Manufacturer
Hein Werner Corp
Status
ACTIVE
Lifecycle & Compliance
Acquisition Status
ACTIVE
DEMIL Code
DEMIL B — Remove Demilitarization Key Points
Hazard
No hazard code in the DLA record (HMIC N)
⇄Related Items3
Each row states its source: a government interchangeability/replacement code, or a possible match on a shared part number.
5330-01-282-3895R39286POSSIBLE MATCH
SEAL,PLAIN ENCASED
Possible match (shared part number)Cnh Industrial America Llc Dba Cnh America
3110-01-315-9737POSSIBLE MATCH
BEARING,ROLLER,NEEDLE
Possible match (shared part number)
6515-01-600-1086640POSSIBLE MATCH
CANNULA,ORTHOPEDIC
Possible match (shared part number)Sign Fracture Care International Dba Sign
NSN 4820-01-263-8921 is a Release Valve St, manufactured by Hein Werner Corp, classified under FSC 4820, Valves, Nonpowered. Status: active.
What part numbers are listed for NSN 4820-01-263-8921?
NSN 4820-01-263-8921 has 1 manufacturer part number on file: 24865 (Hein Werner Corp).
What NSN replaces 4820-01-263-8921?
3 possible matches (shared part number, not a government interchangeability claim): 5330-01-282-3895, 3110-01-315-9737, 6515-01-600-1086. Verify interchangeability with system specifications before substitution.
Is NSN 4820-01-263-8921 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.
What is the DEMIL code for NSN 4820-01-263-8921?
NSN 4820-01-263-8921 has DEMIL Code B. Demilitarization may be required before disposal or transfer to non-military entities.
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.