PartsTable TECHNICAL DATA SHEET
NSN 5310-01-688-9570Government record, cited

Washer, Flat5310-01-688-9570

NSN 5310-01-688-9570 · NIIN 016889570 · Part number AL4002777
U S Army Tank Automotive Command Amsta-Im-Mm · FSC 5310 — Nuts and Washers · FSG 53 — Hardware and Abrasives · CAGE 19207
Government record, cited
NSN 5310-01-688-9570 — this item is cataloged by the U.S. Government under National Stock Number 5310-01-688-9570. Manufacturer of record part number: AL4002777.
Also searched as  5310-01-688-9570 · 5310016889570 · NIIN 016889570 · 01-688-9570 · FSC 5310 Nuts and Washers · CAGE 19207 · AL4002777 · 10403-03278
Nearby stock numbers  ·
Features
  • Washer,flat — FSC 5310
  • Surface Treatment: PASSIVATE AND ZINC AND ALUMINUM ALLOY OVERALL
  • 2 manufacturer part numbers on file
  • Manufacturer of record: U S Army Tank Automotive Command Amsta-Im-Mm
Identification
  • NSN: 5310-01-688-9570
  • NIIN: 016889570
  • FSC: 5310 — Nuts and Washers
  • FSG: 53 — Hardware and Abrasives
  • Primary part number: AL4002777
  • Manufacturer: U S Army Tank Automotive Command Amsta-Im-Mm
General Description

The Washer,flat, cataloged under National Stock Number 5310-01-688-9570, is classified within Federal Supply Class 5310 (Nuts and Washers) of the Hardware and Abrasives group. The manufacturer of record is U S Army Tank Automotive Command Amsta-Im-Mm. Government technical data includes 1 specification, cited from the U.S. Government catalog. The record lists 2 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN5310-01-688-9570
Primary Part NumberAL4002777
Item NameWasher,flat
FSC / FSG5310 / 53 — Nuts and Washers
ManufacturerU S Army Tank Automotive Command Amsta-Im-Mm
StatusACTIVE
Surface TreatmentPASSIVATE AND ZINC AND ALUMINUM ALLOY 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
AL4002777 PRIMARY U S Army Tank Automotive Command Amsta-Im-Mm (USA)
10403-03278 Fastenal Company Div Oxal (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 5310-01-688-9570?

NSN 5310-01-688-9570 is a Washer,flat, manufactured by U S Army Tank Automotive Command Amsta-Im-Mm, classified under FSC 5310, Nuts and Washers. Status: active.

What part numbers are listed for NSN 5310-01-688-9570?

NSN 5310-01-688-9570 has 2 manufacturer part numbers on file: AL4002777 (U S Army Tank Automotive Command Amsta-Im-Mm), 10403-03278 (Fastenal Company Div Oxal).

What are the specifications of AL4002777?

Key specifications for AL4002777: Surface Treatment: PASSIVATE AND ZINC AND ALUMINUM ALLOY OVERALL; Part Name Assigned by Controlling Agency: WASHER, FLAT, 12" SAE; End Item Identification: 2355-01-627-5147. 1 specification is documented in the U.S. Government catalog.

Is NSN 5310-01-688-9570 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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