The Valve,ball, cataloged under National Stock Number 4820-01-313-4137, is classified within Federal Supply Class 4820 (Valves, Nonpowered) of the Valves group. 5 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 7 items share a part number with this NSN in the catalog (possible match — not a government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
Valve,ball
FSC / FSG
4820 — Valves, Nonpowered (FSG 48)
Technical Specifications
Parameter
Value
NSN
4820-01-313-4137
Item Name
Valve,ball
FSC / FSG
4820 / 48 — Valves, Nonpowered
Status
ACTIVE
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 Items7
Each row states its source: a government interchangeability/replacement code, or a possible match on a shared part number.
4820-01-313-8653POSSIBLE MATCH
VALVE,BALL
Possible match (shared part number)
4820-01-356-9273POSSIBLE MATCH
VALVE,BALL
Possible match (shared part number)
4820-01-358-8694POSSIBLE MATCH
STEM,FLUID VALVE
Possible match (shared part number)
4820-01-361-2342P7823-7-18POSSIBLE MATCH
PARTS KIT,BALL VALVE
Possible match (shared part number)Flowserve Us Inc. Div Flowserve Cookeville Valve Operation
4820-01-361-2464POSSIBLE MATCH
STEM,FLUID VALVE
Possible match (shared part number)
4820-01-437-0644POSSIBLE MATCH
PARTS KIT,BALL VALVE
Possible match (shared part number)
4820-01-443-7581POSSIBLE MATCH
PARTS KIT,BALL VALVE
Possible match (shared part number)
Cross-Reference Index
No manufacturer part numbers on file in the U.S. Government catalog.
Reference documents
Reference
Meaning
P7823 1.125
5/9Secondary reference
U.S. Government activity
P7823
D/9Drawing number reference only
U.S. Government activity
P7823-7 (1.130 NOM.)
3/9Design control — primary reference
U.S. Government activity
P7823-7
C/1Advisory reference — outside the item-of-supply concept
U.S. Government activity
P7823.7 (1.125)
5/9Secondary reference
U.S. Government activity
Related Parts
4820-01-313-8653POSSIBLE MATCH
VALVE,BALL
4820-01-356-9273POSSIBLE MATCH
VALVE,BALL
4820-01-358-8694POSSIBLE MATCH
STEM,FLUID VALVE
4820-01-361-2342POSSIBLE MATCH
PARTS KIT,BALL VALVE
P7823-7-18
4820-01-361-2464POSSIBLE MATCH
STEM,FLUID VALVE
4820-01-437-0644POSSIBLE MATCH
PARTS KIT,BALL VALVE
4820-01-443-7581POSSIBLE MATCH
PARTS KIT,BALL VALVE
Frequently Asked Questions
What is NSN 4820-01-313-4137?
NSN 4820-01-313-4137 is a Valve,ball, classified under FSC 4820, Valves, Nonpowered. Status: active.
What NSN replaces 4820-01-313-4137?
7 possible matches (shared part number, not a government interchangeability claim): 4820-01-313-8653, 4820-01-356-9273, 4820-01-358-8694. Verify interchangeability with system specifications before substitution.
Is NSN 4820-01-313-4137 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.