PartsTable TECHNICAL DATA SHEET
NSN 5310-01-478-9997Government record, cited

Washer, Flat5310-01-478-9997

NSN 5310-01-478-9997 · NIIN 014789997 · Part number S57057-013
Pacific Consolidated Industries Llc · FSC 5310 — Nuts and Washers · FSG 53 — Hardware and Abrasives · CAGE 75906
Government record, cited
NSN 5310-01-478-9997 — this item is cataloged by the U.S. Government under National Stock Number 5310-01-478-9997. Manufacturer of record part number: S57057-013.
Also searched as  5310-01-478-9997 · 5310014789997 · NIIN 014789997 · 01-478-9997 · FSC 5310 Nuts and Washers · CAGE 75906 · S57057-013 · 90313A108
Nearby stock numbers  ·
Features
  • Washer,flat — FSC 5310
  • Overall Diameter: 1.250 INCHES NOMINAL IN
  • Cross-Sectional Shape Style: RECTANGULAR
  • Peripheral Shape Style: ROUND
  • Material: STEEL CORROSION RESISTING OVERALL
  • Center Hole Shape Style: ROUND
  • Hole Diameter: 0.281 INCHES NOMINAL IN
  • Thickness: 0.047 INCHES NOMINAL IN
Identification
  • NSN: 5310-01-478-9997
  • NIIN: 014789997
  • FSC: 5310 — Nuts and Washers
  • FSG: 53 — Hardware and Abrasives
  • Primary part number: S57057-013
  • Manufacturer: Pacific Consolidated Industries Llc
General Description

The Washer,flat, cataloged under National Stock Number 5310-01-478-9997, is classified within Federal Supply Class 5310 (Nuts and Washers) of the Hardware and Abrasives group. The manufacturer of record is Pacific Consolidated Industries Llc. Government technical data includes 7 specifications, 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
NSN5310-01-478-9997
Primary Part NumberS57057-013
Item NameWasher,flat
FSC / FSG5310 / 53 — Nuts and Washers
ManufacturerPacific Consolidated Industries Llc
StatusACTIVE
Overall Diameter1.250 INCHES NOMINAL IN
Cross-Sectional Shape StyleRECTANGULAR
Peripheral Shape StyleROUND
MaterialSTEEL CORROSION RESISTING OVERALL
Center Hole Shape StyleROUND
Hole Diameter0.281 INCHES NOMINAL IN
Thickness0.047 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
90313A108 Mcmaster-Carr Supply Co (USA)
S57057-013 PRIMARY Pacific Consolidated Industries Llc (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 5310-01-478-9997?

NSN 5310-01-478-9997 is a Washer,flat, manufactured by Pacific Consolidated Industries Llc, classified under FSC 5310, Nuts and Washers. Status: active.

What part numbers are listed for NSN 5310-01-478-9997?

NSN 5310-01-478-9997 has 2 manufacturer part numbers on file: 90313A108 (Mcmaster-Carr Supply Co), S57057-013 (Pacific Consolidated Industries Llc).

What are the specifications of S57057-013?

Key specifications for S57057-013: Overall Diameter: 1.250 INCHES NOMINAL IN; Cross-Sectional Shape Style: RECTANGULAR; Peripheral Shape Style: ROUND; End Item Identification: 3655NCD019034. 7 specifications are documented in the U.S. Government catalog.

Is NSN 5310-01-478-9997 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.
PartsTable Design LLC · partstable.com