NSN 5310-01-361-6629 · NIIN 013616629 · Part number 421-4-25183-000
Naval Inventory Control Point Mechanicsburg · FSC 5310 — Nuts and Washers · FSG 53 — Hardware and Abrasives · CAGE 03950
Government record, cited
NSN 5310-01-361-6629 — this item is cataloged by the U.S. Government under National Stock Number 5310-01-361-6629. Manufacturer of record part number: 421-4-25183-000.
Also searched as5310-01-361-6629 ·
5310013616629 ·
NIIN 013616629 ·
01-361-6629 ·
FSC 5310 Nuts and Washers · CAGE 03950 · 421-4-25183-000
Overall Diameter: 2.20 MILLIMETERS MINIMUM AND 2.35 MILLIMETERS MAXIMUM MM
Cross-Sectional Shape Style: RECTANGULAR
Peripheral Shape Style: ROUND
Material: STEEL OVERALL
Center Hole Shape Style: ROUND
Hole Diameter: 4.7 MILLIMETERS MINIMUM AND 5.0 MILLIMETERS MAXIMUM MM
Thickness: 0.3 MILLIMETERS NOMINAL MM
Identification
NSN: 5310-01-361-6629
NIIN: 013616629
FSC: 5310 — Nuts and Washers
FSG: 53 — Hardware and Abrasives
Primary part number: 421-4-25183-000
Manufacturer: Naval Inventory Control Point Mechanicsburg
General Description
The Washer,flat, cataloged under National Stock Number 5310-01-361-6629, is classified within Federal Supply Class 5310 (Nuts and Washers) of the Hardware and Abrasives group. The manufacturer of record is Naval Inventory Control Point Mechanicsburg. Government technical data includes 7 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. Current acquisition status: Active.
Technical Specifications
Parameter
Value
NSN
5310-01-361-6629
Primary Part Number
421-4-25183-000
Item Name
Washer,flat
FSC / FSG
5310 / 53 — Nuts and Washers
Manufacturer
Naval Inventory Control Point Mechanicsburg
Status
ACTIVE
Overall Diameter
2.20 MILLIMETERS MINIMUM AND 2.35 MILLIMETERS MAXIMUM MM
Cross-Sectional Shape Style
RECTANGULAR
Peripheral Shape Style
ROUND
Material
STEEL OVERALL
Center Hole Shape Style
ROUND
Hole Diameter
4.7 MILLIMETERS MINIMUM AND 5.0 MILLIMETERS MAXIMUM MM
Items in the same Federal Supply class. No interchangeability or substitution relationship is implied.
5310-00-000-0040
5310-00-000-0040 · Item name not on file
5310-00-000-0077
NUT,PLAIN,ROUND
5310-00-000-0079
WASHER,FLAT
5310-00-000-0079
WASHER,FLAT
5310-00-000-1146
5310-00-000-1146 · Item name not on file
5310-00-000-3815
5310-00-000-3815 · Item name not on file
5310-00-000-4532
5310-00-000-4532 · Item name not on file
5310-00-000-4540
5310-00-000-4540 · Item name not on file
Frequently Asked Questions
What is NSN 5310-01-361-6629?
NSN 5310-01-361-6629 is a Washer,flat, manufactured by Naval Inventory Control Point Mechanicsburg, classified under FSC 5310, Nuts and Washers. Status: active.
What part numbers are listed for NSN 5310-01-361-6629?
NSN 5310-01-361-6629 has 1 manufacturer part number on file: 421-4-25183-000 (Naval Inventory Control Point Mechanicsburg).
What are the specifications of 421-4-25183-000?
Key specifications for 421-4-25183-000: Overall Diameter: 2.20 MILLIMETERS MINIMUM AND 2.35 MILLIMETERS MAXIMUM MM; Cross-Sectional Shape Style: RECTANGULAR; Peripheral Shape Style: ROUND; Part Name Assigned by Controlling Agency: NAVY SPECIAL PROJECT. 7 specifications are documented in the U.S. Government catalog.
Is NSN 5310-01-361-6629 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.