NSN 5310-01-507-9982 · NIIN 015079982 · Part number 40303100G03
Magnatrol Valve Corp Div Clark-Cooper · FSC 5310 — Nuts and Washers · FSG 53 — Hardware and Abrasives · CAGE 14561
Government record, cited
NSN 5310-01-507-9982 — this item is cataloged by the U.S. Government under National Stock Number 5310-01-507-9982. Manufacturer of record part number: 40303100G03.
Also searched as5310-01-507-9982 ·
5310015079982 ·
NIIN 015079982 ·
01-507-9982 ·
FSC 5310 Nuts and Washers · CAGE 14561 · 40303100G03 · 403-31A-03 · ADV-852D ITEM 40 · ADV-852D
Manufacturer of record: Magnatrol Valve Corp Div Clark-Cooper
Identification
NSN: 5310-01-507-9982
NIIN: 015079982
FSC: 5310 — Nuts and Washers
FSG: 53 — Hardware and Abrasives
Primary part number: 40303100G03
Manufacturer: Magnatrol Valve Corp Div Clark-Cooper
General Description
The Washer,flat, cataloged under National Stock Number 5310-01-507-9982, is classified within Federal Supply Class 5310 (Nuts and Washers) of the Hardware and Abrasives group. The manufacturer of record is Magnatrol Valve Corp Div Clark-Cooper. The record lists 2 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 6 items share a part number with this NSN in the catalog (possible match — not a government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
Washer,flat
FSC / FSG
5310 — Nuts and Washers (FSG 53)
Manufacturers
Magnatrol Valve Corp Div Clark-Cooper (CAGE 14561)
Technical Specifications
Parameter
Value
NSN
5310-01-507-9982
Primary Part Number
40303100G03
Item Name
Washer,flat
FSC / FSG
5310 / 53 — Nuts and Washers
Manufacturer
Magnatrol Valve Corp Div Clark-Cooper
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 Items6
Each row states its source: a government interchangeability/replacement code, or a possible match on a shared part number.
5310-01-508-0111POSSIBLE MATCH
WASHER,FLAT
Possible match (shared part number)
4810-01-508-4875ER22-08K4112-WML-6AA2APOSSIBLE MATCH
VALVE,SOLENOID
Possible match (shared part number)Magnatrol Valve Corp Div Clark-Cooper
4810-01-508-832440302800G03POSSIBLE MATCH
STEM,FLUID VALVE
Possible match (shared part number)Magnatrol Valve Corp Div Clark-Cooper
4810-01-508-834540302900G03POSSIBLE MATCH
SEAT,VALVE
Possible match (shared part number)Magnatrol Valve Corp Div Clark-Cooper
4810-01-508-8372403-30A-03POSSIBLE MATCH
PISTON,VALVE
Possible match (shared part number)Magnatrol Valve Corp Div Clark-Cooper
4810-01-508-840240303400V01POSSIBLE MATCH
DISK,VALVE
Possible match (shared part number)Magnatrol Valve Corp Div Clark-Cooper
NSN 5310-01-507-9982 is a Washer,flat, manufactured by Magnatrol Valve Corp Div Clark-Cooper, classified under FSC 5310, Nuts and Washers. Status: active.
What part numbers are listed for NSN 5310-01-507-9982?
NSN 5310-01-507-9982 has 2 manufacturer part numbers on file: 403-31A-03 (Magnatrol Valve Corp Div Clark-Cooper), 40303100G03 (Magnatrol Valve Corp Div Clark-Cooper).
What NSN replaces 5310-01-507-9982?
6 possible matches (shared part number, not a government interchangeability claim): 5310-01-508-0111, 4810-01-508-4875, 4810-01-508-8324. Verify interchangeability with system specifications before substitution.
Is NSN 5310-01-507-9982 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.