PartsTable TECHNICAL DATA SHEET
NSN 5310-01-010-8505Government record, cited

Stay Fitting Nut5310-01-010-8505

NSN 5310-01-010-8505 · NIIN 010108505 · Part number 101903-1
Weir Canada Inc · FSC 5310 — Nuts and Washers · FSG 53 — Hardware and Abrasives · CAGE 35986
Government record, cited
NSN 5310-01-010-8505 — this item is cataloged by the U.S. Government under National Stock Number 5310-01-010-8505. Manufacturer of record part number: 101903-1.
Also searched as  5310-01-010-8505 · 5310010108505 · NIIN 010108505 · 01-010-8505 · FSC 5310 Nuts and Washers · CAGE 35986 · 101903-1
Nearby stock numbers  ·
Features
  • Stay Fitting Nut — FSC 5310
  • General Characteristics Item Description: 4.000 IN. LG,4.000 IN. W,1.250 IN. THK IN
  • 1 manufacturer part number on file
  • Manufacturer of record: Weir Canada Inc
Identification
  • NSN: 5310-01-010-8505
  • NIIN: 010108505
  • FSC: 5310 — Nuts and Washers
  • FSG: 53 — Hardware and Abrasives
  • Primary part number: 101903-1
  • Manufacturer: Weir Canada Inc
General Description

The Stay Fitting Nut, cataloged under National Stock Number 5310-01-010-8505, is classified within Federal Supply Class 5310 (Nuts and Washers) of the Hardware and Abrasives group. The manufacturer of record is Weir Canada 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
NSN5310-01-010-8505
Primary Part Number101903-1
Item NameStay Fitting Nut
FSC / FSG5310 / 53 — Nuts and Washers
ManufacturerWeir Canada Inc
StatusACTIVE
General Characteristics Item Description4.000 IN. LG,4.000 IN. W,1.250 IN. THK 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
101903-1 PRIMARY Weir Canada Inc (CAN)
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 5310-01-010-8505?

NSN 5310-01-010-8505 is a Stay Fitting Nut, manufactured by Weir Canada Inc, classified under FSC 5310, Nuts and Washers. Status: active.

What part numbers are listed for NSN 5310-01-010-8505?

NSN 5310-01-010-8505 has 1 manufacturer part number on file: 101903-1 (Weir Canada Inc).

What are the specifications of 101903-1?

Key specifications for 101903-1: General Characteristics Item Description: 4.000 IN. LG,4.000 IN. W,1.250 IN. THK IN. 1 specification is documented in the U.S. Government catalog.

Is NSN 5310-01-010-8505 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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