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NSN 5310-00-210-0670Government record, cited

Washer, Lock5310-00-210-0670

NSN 5310-00-210-0670 · NIIN 002100670 · Part number 730990PC4
Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier · FSC 5310 — Nuts and Washers · FSG 53 — Hardware and Abrasives · CAGE 10001
Government record, cited
NSN 5310-00-210-0670 — this item is cataloged by the U.S. Government under National Stock Number 5310-00-210-0670. Manufacturer of record part number: 730990PC4.
Also searched as  5310-00-210-0670 · 5310002100670 · NIIN 002100670 · 00-210-0670 · FSC 5310 Nuts and Washers · CAGE 10001 · 730990PC4
Nearby stock numbers  ·
Features
  • Washer,lock — FSC 5310
  • Outside Diameter: 2.312 INCHES NOMINAL IN
  • Material Thickness: 0.062 INCHES NOMINAL IN
  • Surface Treatment: ZINC OVERALL
  • Material: STEEL OVERALL
  • 1 manufacturer part number on file
  • Manufacturer of record: Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier
Identification
  • NSN: 5310-00-210-0670
  • NIIN: 002100670
  • FSC: 5310 — Nuts and Washers
  • FSG: 53 — Hardware and Abrasives
  • Primary part number: 730990PC4
  • Manufacturer: Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier
General Description

The Washer,lock, cataloged under National Stock Number 5310-00-210-0670, is classified within Federal Supply Class 5310 (Nuts and Washers) of the Hardware and Abrasives group. The manufacturer of record is Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier. Government technical data includes 4 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
ParameterValue
NSN5310-00-210-0670
Primary Part Number730990PC4
Item NameWasher,lock
FSC / FSG5310 / 53 — Nuts and Washers
ManufacturerNavair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier
StatusACTIVE
Outside Diameter2.312 INCHES NOMINAL IN
Material Thickness0.062 INCHES NOMINAL IN
Surface TreatmentZINC OVERALL
MaterialSTEEL OVERALL
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
730990PC4 PRIMARY Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier (USA)
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 5310-00-210-0670?

NSN 5310-00-210-0670 is a Washer,lock, manufactured by Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier, classified under FSC 5310, Nuts and Washers. Status: active.

What part numbers are listed for NSN 5310-00-210-0670?

NSN 5310-00-210-0670 has 1 manufacturer part number on file: 730990PC4 (Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier).

What are the specifications of 730990PC4?

Key specifications for 730990PC4: Overall Height: 0.078 INCHES NOMINAL IN; Outside Diameter: 2.312 INCHES NOMINAL IN; Material Thickness: 0.062 INCHES NOMINAL IN; Surface Treatment: ZINC OVERALL. 4 specifications are documented in the U.S. Government catalog.

Is NSN 5310-00-210-0670 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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