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NSN 5310-01-374-5428Government record, cited

Washer, Lock5310-01-374-5428

NSN 5310-01-374-5428 · NIIN 013745428 · Part number 4085-21
Honeywell Inc Commercial Div · FSC 5310 — Nuts and Washers · FSG 53 — Hardware and Abrasives · CAGE 17479
Government record, cited
NSN 5310-01-374-5428 — this item is cataloged by the U.S. Government under National Stock Number 5310-01-374-5428. Manufacturer of record part number: 4085-21.
Also searched as  5310-01-374-5428 · 5310013745428 · NIIN 013745428 · 01-374-5428 · FSC 5310 Nuts and Washers · CAGE 17479 · 4085-21 · 4085
Nearby stock numbers  ·
Features
  • Washer,lock — FSC 5310
  • Style Designator: FLAT EXTERNAL TEETH
  • Outside Diameter: 0.375 INCHES NOMINAL IN
  • Material Thickness: 0.020 INCHES NOMINAL IN
  • Material: STEEL OVERALL
  • Hole Diameter: 0.175 INCHES NOMINAL IN
  • 1 manufacturer part number on file
  • Manufacturer of record: Honeywell Inc Commercial Div
Identification
  • NSN: 5310-01-374-5428
  • NIIN: 013745428
  • FSC: 5310 — Nuts and Washers
  • FSG: 53 — Hardware and Abrasives
  • Primary part number: 4085-21
  • Manufacturer: Honeywell Inc Commercial Div
General Description

The Washer,lock, cataloged under National Stock Number 5310-01-374-5428, is classified within Federal Supply Class 5310 (Nuts and Washers) of the Hardware and Abrasives group. The manufacturer of record is Honeywell Inc Commercial Div. Government technical data includes 5 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN5310-01-374-5428
Primary Part Number4085-21
Item NameWasher,lock
FSC / FSG5310 / 53 — Nuts and Washers
ManufacturerHoneywell Inc Commercial Div
StatusACTIVE
Style DesignatorFLAT EXTERNAL TEETH
Outside Diameter0.375 INCHES NOMINAL IN
Material Thickness0.020 INCHES NOMINAL IN
MaterialSTEEL OVERALL
Hole Diameter0.175 INCHES NOMINAL IN
Lifecycle & Compliance
Acquisition StatusACTIVE
DEMIL CodeDEMIL A — No Demilitarization Required
HazardNo hazard code in the DLA record (HMIC N)
Criticality CodeX
Cross-Reference Index
Part NumberManufacturer
4085-21 PRIMARY Honeywell Inc Commercial Div (USA)
Reference documents
ReferenceMeaning
4085 5/9 Secondary reference
Honeywell Inc Commercial Div
No interchangeability data on file.
Other items in FSC 5310 — Nuts and Washers
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 5310-01-374-5428?

NSN 5310-01-374-5428 is a Washer,lock, manufactured by Honeywell Inc Commercial Div, classified under FSC 5310, Nuts and Washers. Status: active.

What part numbers are listed for NSN 5310-01-374-5428?

NSN 5310-01-374-5428 has 1 manufacturer part number on file: 4085-21 (Honeywell Inc Commercial Div).

What are the specifications of 4085-21?

Key specifications for 4085-21: Style Designator: FLAT EXTERNAL TEETH; Outside Diameter: 0.375 INCHES NOMINAL IN; Material Thickness: 0.020 INCHES NOMINAL IN; Material: STEEL OVERALL. 5 specifications are documented in the U.S. Government catalog.

Is NSN 5310-01-374-5428 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.
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