NSN 4820-01-304-2072 — this item is cataloged by the U.S. Government under National Stock Number 4820-01-304-2072. Manufacturer of record part number: 5983359-1.
The Valve,cross, cataloged under National Stock Number 4820-01-304-2072, is classified within Federal Supply Class 4820 (Valves, Nonpowered) of the Valves group. The manufacturer of record is Naval Sea Systems Command. Government technical data includes 5 specifications, cited from the U.S. Government catalog. The record lists 2 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. 5 items share a part number with this NSN in the catalog (possible match — not a government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
4820-01-304-2072
Primary Part Number
5983359-1
Item Name
Valve,cross
FSC / FSG
4820 / 48 — Valves, Nonpowered
Manufacturer
Naval Sea Systems Command
Status
ACTIVE
FSC Application Data
MK,92,MOD 6,INTERIM SUPPORT
Connection Style
FLARED (TUBE) ALL ENDS
Connection Type
THREADED EXTERNAL TUBE ALL ENDS
Seat Angle
12.5 DEGREES ALL ENDS
Valve Operation Method
MANUAL
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 Items5
Each row states its source: a government interchangeability/replacement code, or a possible match on a shared part number.
4010-01-442-558412461851-9POSSIBLE MATCH
CHAIN ASSEMBLY,SINGLE LEG
Possible match (shared part number)U S Army Tank Automotive Command Amsta-Im-Mm
4010-01-447-075312461851-12POSSIBLE MATCH
CHAIN ASSEMBLY,SINGLE LEG
Possible match (shared part number)U S Army Tank Automotive Command Amsta-Im-Mm
4010-01-447-075612461851-11POSSIBLE MATCH
CHAIN ASSEMBLY,SINGLE LEG
Possible match (shared part number)U S Army Tank Automotive Command Amsta-Im-Mm
4010-01-449-069812461851-4POSSIBLE MATCH
CHAIN ASSEMBLY,SINGLE LEG
Possible match (shared part number)U S Army Tank Automotive Command Amsta-Im-Mm
4010-01-458-385212461851-3POSSIBLE MATCH
CHAIN ASSEMBLY,SINGLE LEG
Possible match (shared part number)U S Army Tank Automotive Command Amsta-Im-Mm
Lockheed Martin Corporation Div Rms - Mitchel Field
Related Parts
4010-01-442-5584POSSIBLE MATCH
CHAIN ASSEMBLY,SINGLE LEG
12461851-9
4010-01-447-0753POSSIBLE MATCH
CHAIN ASSEMBLY,SINGLE LEG
12461851-12
4010-01-447-0756POSSIBLE MATCH
CHAIN ASSEMBLY,SINGLE LEG
12461851-11
4010-01-449-0698POSSIBLE MATCH
CHAIN ASSEMBLY,SINGLE LEG
12461851-4
4010-01-458-3852POSSIBLE MATCH
CHAIN ASSEMBLY,SINGLE LEG
12461851-3
Frequently Asked Questions
What is NSN 4820-01-304-2072?
NSN 4820-01-304-2072 is a Valve,cross, manufactured by Naval Sea Systems Command, classified under FSC 4820, Valves, Nonpowered. Status: active.
What part numbers are listed for NSN 4820-01-304-2072?
NSN 4820-01-304-2072 has 2 manufacturer part numbers on file: 5983359-1 (Naval Sea Systems Command), 1246185-1 (Lockheed Martin Corporation Div Rms).
What NSN replaces 4820-01-304-2072?
5 possible matches (shared part number, not a government interchangeability claim): 4010-01-442-5584, 4010-01-447-0753, 4010-01-447-0756. Verify interchangeability with system specifications before substitution.
What are the specifications of 5983359-1?
Key specifications for 5983359-1: FSC Application Data: MK,92,MOD 6,INTERIM SUPPORT; Connection Style: FLARED (TUBE) ALL ENDS; Connection Type: THREADED EXTERNAL TUBE ALL ENDS; Seat Angle: 12.5 DEGREES ALL ENDS. 5 specifications are documented in the U.S. Government catalog.
Is NSN 4820-01-304-2072 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.