NSN 5310-01-474-3453 · NIIN 014743453 · Part number 124-4322620 PC 26
Naval Sea Systems Command · FSC 5310 — Nuts and Washers · FSG 53 — Hardware and Abrasives · CAGE 53711
Government record, cited
NSN 5310-01-474-3453 — this item is cataloged by the U.S. Government under National Stock Number 5310-01-474-3453. Manufacturer of record part number: 124-4322620 PC 26.
Also searched as5310-01-474-3453 ·
5310014743453 ·
NIIN 014743453 ·
01-474-3453 ·
FSC 5310 Nuts and Washers · CAGE 53711 · 124-4322620 PC 26 · 4322620 · 124-7120998 PC 26
Surface Treatment Document and Classification: QQ-Z-325 TY II CL2 FED SPEC SINGLE TREATMENT RESPONSE OVERALL
Overall Diameter: 1.875 INCHES NOMINAL IN
Cross-Sectional Shape Style: RECTANGULAR
Surface Treatment: ZINC AND CHROMATE OVERALL
Peripheral Shape Style: ROUND
Material: STEEL OVERALL
Center Hole Shape Style: ROUND
Identification
NSN: 5310-01-474-3453
NIIN: 014743453
FSC: 5310 — Nuts and Washers
FSG: 53 — Hardware and Abrasives
Primary part number: 124-4322620 PC 26
Manufacturer: Naval Sea Systems Command
General Description
The Washer,flat, cataloged under National Stock Number 5310-01-474-3453, is classified within Federal Supply Class 5310 (Nuts and Washers) of the Hardware and Abrasives group. The manufacturer of record is Naval Sea Systems Command. Government technical data includes 9 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through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 7 items share a part number with this NSN in the catalog (possible match — not a government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.
Technical Specifications
Parameter
Value
NSN
5310-01-474-3453
Primary Part Number
124-4322620 PC 26
Item Name
Washer,flat
FSC / FSG
5310 / 53 — Nuts and Washers
Manufacturer
Naval Sea Systems Command
Status
ACTIVE
Surface Treatment Document and Classification
QQ-Z-325 TY II CL2 FED SPEC SINGLE TREATMENT RESPONSE OVERALL
Overall Diameter
1.875 INCHES NOMINAL IN
Cross-Sectional Shape Style
RECTANGULAR
Surface Treatment
ZINC AND CHROMATE OVERALL
Peripheral Shape Style
ROUND
Material
STEEL OVERALL
Center Hole Shape Style
ROUND
Hole Diameter
1.062 INCHES NOMINAL IN
Thickness
0.062 INCHES NOMINAL 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 Items7
Each row states its source: a government interchangeability/replacement code, or a possible match on a shared part number.
3040-01-474-4074124-4322620 PC 8-74POSSIBLE MATCH
COLLAR,SHAFT
Possible match (shared part number)Naval Sea Systems Command
3040-01-474-8180124-4322620 PC 9-76POSSIBLE MATCH
COLLAR,SHAFT
Possible match (shared part number)Naval Sea Systems Command
3040-01-474-8209124-4322620 PC 8-76POSSIBLE MATCH
COLLAR,SHAFT
Possible match (shared part number)Naval Sea Systems Command
4030-01-475-0125GD-150-XPOSSIBLE MATCH
SOCKET,WIRE ROPE
Possible match (shared part number)Esmet Inc
4030-01-475-0289124-4322620 PC 13POSSIBLE MATCH
SOCKET,WIRE ROPE
Possible match (shared part number)Naval Sea Systems Command
3040-01-475-2311124-4322620 PC 8-90POSSIBLE MATCH
COLLAR,SHAFT
Possible match (shared part number)Naval Sea Systems Command
3040-01-475-5218124-4322620 PC 8-83POSSIBLE MATCH
COLLAR,SHAFT
Possible match (shared part number)Naval Sea Systems Command
C/1Advisory reference — outside the item-of-supply concept
Naval Sea Systems Command
Related Parts
3040-01-474-4074POSSIBLE MATCH
COLLAR,SHAFT
124-4322620 PC 8-74
3040-01-474-8180POSSIBLE MATCH
COLLAR,SHAFT
124-4322620 PC 9-76
3040-01-474-8209POSSIBLE MATCH
COLLAR,SHAFT
124-4322620 PC 8-76
4030-01-475-0125POSSIBLE MATCH
SOCKET,WIRE ROPE
GD-150-X
4030-01-475-0289POSSIBLE MATCH
SOCKET,WIRE ROPE
124-4322620 PC 13
3040-01-475-2311POSSIBLE MATCH
COLLAR,SHAFT
124-4322620 PC 8-90
3040-01-475-5218POSSIBLE MATCH
COLLAR,SHAFT
124-4322620 PC 8-83
Frequently Asked Questions
What is NSN 5310-01-474-3453?
NSN 5310-01-474-3453 is a Washer,flat, manufactured by Naval Sea Systems Command, classified under FSC 5310, Nuts and Washers. Status: active.
What part numbers are listed for NSN 5310-01-474-3453?
NSN 5310-01-474-3453 has 1 manufacturer part number on file: 124-4322620 PC 26 (Naval Sea Systems Command).
What NSN replaces 5310-01-474-3453?
7 possible matches (shared part number, not a government interchangeability claim): 3040-01-474-4074, 3040-01-474-8180, 3040-01-474-8209. Verify interchangeability with system specifications before substitution.
What are the specifications of 124-4322620 PC 26?
Key specifications for 124-4322620 PC 26: Surface Treatment Document and Classification: QQ-Z-325 TY II CL2 FED SPEC SINGLE TREATMENT RESPONSE OVERALL; Overall Diameter: 1.875 INCHES NOMINAL IN; Cross-Sectional Shape Style: RECTANGULAR; Surface Treatment: ZINC AND CHROMATE OVERALL. 9 specifications are documented in the U.S. Government catalog.
Is NSN 5310-01-474-3453 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.