NSN 5310-00-430-9507 · NIIN 004309507 · Part number 23437
Komatsu America Corporation · FSC 5310 — Nuts and Washers · FSG 53 — Hardware and Abrasives · CAGE 23926
Government record, cited
NSN 5310-00-430-9507 — this item is cataloged by the U.S. Government under National Stock Number 5310-00-430-9507. Manufacturer of record part number: 23437.
Also searched as5310-00-430-9507 ·
5310004309507 ·
NIIN 004309507 ·
00-430-9507 ·
FSC 5310 Nuts and Washers · CAGE 23926 · 23437 · R23437
Overall Diameter: 2.928 INCHES MINIMUM AND 2.948 INCHES MAXIMUM IN
Material Document and Classification: SAE ASSN STD SINGLE MATERIAL RESPONSE OVERALL
Cross-Sectional Shape Style: RECTANGULAR
Peripheral Shape Style: ROUND
Material: COPPER ALLOY 544 OVERALL
Center Hole Shape Style: ROUND
Hole Diameter: 1.521 INCHES MINIMUM AND 1.541 INCHES MAXIMUM IN
Identification
NSN: 5310-00-430-9507
NIIN: 004309507
FSC: 5310 — Nuts and Washers
FSG: 53 — Hardware and Abrasives
Primary part number: 23437
Manufacturer: Komatsu America Corporation
General Description
The Washer,flat, cataloged under National Stock Number 5310-00-430-9507, is classified within Federal Supply Class 5310 (Nuts and Washers) of the Hardware and Abrasives group. The manufacturer of record is Komatsu America Corporation. Government technical data includes 8 specifications, cited from the U.S. Government catalog. The record lists 1 manufacturer part number 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. 5 items share a part number with this NSN in the catalog (possible match — not a government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
5310-00-430-9507
Primary Part Number
23437
Item Name
Washer,flat
FSC / FSG
5310 / 53 — Nuts and Washers
Manufacturer
Komatsu America Corporation
Status
ACTIVE
Overall Diameter
2.928 INCHES MINIMUM AND 2.948 INCHES MAXIMUM IN
Material Document and Classification
SAE ASSN STD SINGLE MATERIAL RESPONSE OVERALL
Cross-Sectional Shape Style
RECTANGULAR
Peripheral Shape Style
ROUND
Material
COPPER ALLOY 544 OVERALL
Center Hole Shape Style
ROUND
Hole Diameter
1.521 INCHES MINIMUM AND 1.541 INCHES MAXIMUM IN
Thickness
0.1225 INCHES MINIMUM AND 0.1255 INCHES MAXIMUM IN
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.
5330-00-641-22415330-203000POSSIBLE MATCH
SEAL,PLAIN ENCASED
Possible match (shared part number)Chief of Engineers Dept of Army
3040-01-194-021623437POSSIBLE MATCH
CAP,ACCUMULATOR
Possible match (shared part number)Moog Inc. Dba Ampac-Isp Corp
3040-01-357-864223437POSSIBLE MATCH
CAP,LINEAR ACTUATING CYLINDER
Possible match (shared part number)Parker Hannifin Corporation Div Hydraulic Systems Division
4440-01-586-0416POSSIBLE MATCH
DEHYDRATOR,DESICCANT,ELECTRIC
Possible match (shared part number)
4440-01-590-49867192183-005POSSIBLE MATCH
DEHYDRATOR UNIT,NONREACTIVATING
Possible match (shared part number)L3 Technologies, Inc. Dba Communication Systems-West Div Communication Systems-West
NSN 5310-00-430-9507 is a Washer,flat, manufactured by Komatsu America Corporation, classified under FSC 5310, Nuts and Washers. Status: active.
What part numbers are listed for NSN 5310-00-430-9507?
NSN 5310-00-430-9507 has 1 manufacturer part number on file: 23437 (Komatsu America Corporation).
What NSN replaces 5310-00-430-9507?
5 possible matches (shared part number, not a government interchangeability claim): 5330-00-641-2241, 3040-01-194-0216, 3040-01-357-8642. Verify interchangeability with system specifications before substitution.
What are the specifications of 23437?
Key specifications for 23437: Overall Diameter: 2.928 INCHES MINIMUM AND 2.948 INCHES MAXIMUM IN; Material Document and Classification: SAE ASSN STD SINGLE MATERIAL RESPONSE OVERALL; Cross-Sectional Shape Style: RECTANGULAR; Peripheral Shape Style: ROUND. 8 specifications are documented in the U.S. Government catalog.
Is NSN 5310-00-430-9507 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.