PartsTable TECHNICAL DATA SHEET
NSN 5310-01-526-4285Government record, cited

Washer, Lock5310-01-526-4285

NSN 5310-01-526-4285 · NIIN 015264285 · Part number 3501809000
Mechanical Equipment Company, Inc. Dba Mechanical Equipment Co Inc · FSC 5310 — Nuts and Washers · FSG 53 — Hardware and Abrasives · CAGE 76371
Government record, cited
NSN 5310-01-526-4285 — this item is cataloged by the U.S. Government under National Stock Number 5310-01-526-4285. Manufacturer of record part number: 3501809000.
Also searched as  5310-01-526-4285 · 5310015264285 · NIIN 015264285 · 01-526-4285 · FSC 5310 Nuts and Washers · CAGE 76371 · 3501809000
Nearby stock numbers  ·
Features
  • Washer,lock — FSC 5310
  • Material: STEEL COMP 316 OVERALL
  • 1 manufacturer part number on file
  • Manufacturer of record: Mechanical Equipment Company, Inc. Dba Mechanical Equipment Co Inc
Identification
  • NSN: 5310-01-526-4285
  • NIIN: 015264285
  • FSC: 5310 — Nuts and Washers
  • FSG: 53 — Hardware and Abrasives
  • Primary part number: 3501809000
  • Manufacturer: Mechanical Equipment Company, Inc. Dba Mechanical Equipment Co Inc
General Description

The Washer,lock, cataloged under National Stock Number 5310-01-526-4285, is classified within Federal Supply Class 5310 (Nuts and Washers) of the Hardware and Abrasives group. The manufacturer of record is Mechanical Equipment Company, Inc. Dba Mechanical Equipment Co Inc. Government technical data includes 1 specification, 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
NSN5310-01-526-4285
Primary Part Number3501809000
Item NameWasher,lock
FSC / FSG5310 / 53 — Nuts and Washers
ManufacturerMechanical Equipment Company, Inc. Dba Mechanical Equipment Co Inc
StatusACTIVE
MaterialSTEEL COMP 316 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
3501809000 PRIMARY Mechanical Equipment Company, Inc. Dba Mechanical Equipment Co Inc (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 5310-01-526-4285?

NSN 5310-01-526-4285 is a Washer,lock, manufactured by Mechanical Equipment Company, Inc. Dba Mechanical Equipment Co Inc, classified under FSC 5310, Nuts and Washers. Status: active.

What part numbers are listed for NSN 5310-01-526-4285?

NSN 5310-01-526-4285 has 1 manufacturer part number on file: 3501809000 (Mechanical Equipment Company, Inc. Dba Mechanical Equipment Co Inc).

What are the specifications of 3501809000?

Key specifications for 3501809000: Special Features: HAS MEDIUM SPRING AND FOR 0.250 INCH BOLT SIZE IN; End Item Identification: NSN 4610-01-495-0046;WATER PURIFICATION EQUIPMENT SET; Material: STEEL COMP 316 OVERALL. 1 specification is documented in the U.S. Government catalog.

Is NSN 5310-01-526-4285 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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