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NSN 5310-01-646-7553Government record, cited

Washer, Flat5310-01-646-7553

NSN 5310-01-646-7553 · NIIN 016467553 · Part number 290-023061
E Z Loader Boat Trailers, Inc. · FSC 5310 — Nuts and Washers · FSG 53 — Hardware and Abrasives · CAGE 3EE99
Government record, cited
NSN 5310-01-646-7553 — this item is cataloged by the U.S. Government under National Stock Number 5310-01-646-7553. Manufacturer of record part number: 290-023061.
Also searched as  5310-01-646-7553 · 5310016467553 · NIIN 016467553 · 01-646-7553 · FSC 5310 Nuts and Washers · CAGE 3EE99 · 290-023061
Nearby stock numbers  ·
Features
  • Washer,flat — FSC 5310
  • Overall Diameter: 1.380 INCHES NOMINAL IN
  • Cross-Sectional Shape Style: BLANK RECTANGULAR
  • Peripheral Shape Style: ROUND
  • Material: PLASTIC ACETAL OVERALL
  • Center Hole Shape Style: ROUND
  • Hole Diameter: 0.530 INCHES NOMINAL IN
  • Thickness: 0.100 INCHES NOMINAL IN
Identification
  • NSN: 5310-01-646-7553
  • NIIN: 016467553
  • FSC: 5310 — Nuts and Washers
  • FSG: 53 — Hardware and Abrasives
  • Primary part number: 290-023061
  • Manufacturer: E Z Loader Boat Trailers, Inc.
General Description

The Washer,flat, cataloged under National Stock Number 5310-01-646-7553, is classified within Federal Supply Class 5310 (Nuts and Washers) of the Hardware and Abrasives group. The manufacturer of record is E Z Loader Boat Trailers, Inc.. 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
ParameterValue
NSN5310-01-646-7553
Primary Part Number290-023061
Item NameWasher,flat
FSC / FSG5310 / 53 — Nuts and Washers
ManufacturerE Z Loader Boat Trailers, Inc.
StatusACTIVE
Overall Diameter1.380 INCHES NOMINAL IN
Cross-Sectional Shape StyleBLANK RECTANGULAR
Peripheral Shape StyleROUND
MaterialPLASTIC ACETAL OVERALL
Center Hole Shape StyleROUND
Hole Diameter0.530 INCHES NOMINAL IN
Thickness0.100 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
290-023061 PRIMARY E Z Loader Boat Trailers, 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 5310-01-646-7553?

NSN 5310-01-646-7553 is a Washer,flat, manufactured by E Z Loader Boat Trailers, Inc., classified under FSC 5310, Nuts and Washers. Status: active.

What part numbers are listed for NSN 5310-01-646-7553?

NSN 5310-01-646-7553 has 1 manufacturer part number on file: 290-023061 (E Z Loader Boat Trailers, Inc.).

What are the specifications of 290-023061?

Key specifications for 290-023061: Overall Diameter: 1.380 INCHES NOMINAL IN; Cross-Sectional Shape Style: BLANK RECTANGULAR; Special Features: OEM E Z LOADER BOAT TRAILERS INC (CAGE 3EE99);N 717 HAMILTON ST;SPOKANE,WA;PHONE: 509-489-0181; Peripheral Shape Style: ROUND. 7 specifications are documented in the U.S. Government catalog.

Is NSN 5310-01-646-7553 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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