General Characteristics Item Description: CORROSION RESISTANT STEEL 430F PER ASTM-A-582; PASSIVATE; USED ON 4820-01-182-9737
Identification
NSN: 4820-01-227-4960
NIIN: 012274960
FSC: 4820 — Valves, Nonpowered
FSG: 48 — Valves
General Description
The Shunt,valve, cataloged under National Stock Number 4820-01-227-4960, is classified within Federal Supply Class 4820 (Valves, Nonpowered) of the Valves group. Government technical data includes 1 specification, cited from the U.S. Government catalog. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. 3 items share a part number with this NSN in the catalog (possible match — not a government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
4820-01-227-4960
Item Name
Shunt,valve
FSC / FSG
4820 / 48 — Valves, Nonpowered
Status
ACTIVE
General Characteristics Item Description
CORROSION RESISTANT STEEL 430F PER ASTM-A-582; PASSIVATE; USED ON 4820-01-182-9737
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 Items3
Each row states its source: a government interchangeability/replacement code, or a possible match on a shared part number.
6150-01-308-5646425052-1POSSIBLE MATCH
LEAD ASSEMBLY,ELECTRICAL
Possible match (shared part number)Naval Air Warfare Center Aircraft Division Joint Base Jbmdl
5365-01-332-416742505-2POSSIBLE MATCH
SPACER,SLEEVE
Possible match (shared part number)Meggitt (north Hollywood), Inc. Dba Meggitt Control Systems Div Meggitt Defense Systems, Inc.
5340-01-395-125542505APOSSIBLE MATCH
PLATE,MOUNTING
Possible match (shared part number)Webasto Thermo & Comfort North America, Inc. Div Webasto Product North America, Inc
Cross-Reference Index
No manufacturer part numbers on file in the U.S. Government catalog.
Reference documents
Reference
Meaning
42505-2
3/2Design control — primary reference
U.S. Government activity
Related Parts
6150-01-308-5646POSSIBLE MATCH
LEAD ASSEMBLY,ELECTRICAL
425052-1
5365-01-332-4167POSSIBLE MATCH
SPACER,SLEEVE
42505-2
5340-01-395-1255POSSIBLE MATCH
PLATE,MOUNTING
42505A
Frequently Asked Questions
What is NSN 4820-01-227-4960?
NSN 4820-01-227-4960 is a Shunt,valve, classified under FSC 4820, Valves, Nonpowered. Status: active.
What NSN replaces 4820-01-227-4960?
3 possible matches (shared part number, not a government interchangeability claim): 6150-01-308-5646, 5365-01-332-4167, 5340-01-395-1255. Verify interchangeability with system specifications before substitution.
What are the specifications of 4820-01-227-4960?
Key specifications for 4820-01-227-4960: General Characteristics Item Description: CORROSION RESISTANT STEEL 430F PER ASTM-A-582; PASSIVATE; USED ON 4820-01-182-9737; End Item Identification: B-1B. 1 specification is documented in the U.S. Government catalog.
Is NSN 4820-01-227-4960 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.