PartsTable TECHNICAL DATA SHEET
NSN 5310-01-102-4670Government record, cited

Washer, Key5310-01-102-4670

NSN 5310-01-102-4670 · NIIN 011024670 · Part number 12296879
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 5310-01-102-4670 — this item is cataloged by the U.S. Government under National Stock Number 5310-01-102-4670. Manufacturer of record part number: 12296879.
Also searched as  5310-01-102-4670 · 5310011024670 · NIIN 011024670 · 01-102-4670 · FSC 5310 Nuts and Washers · CAGE 19207 · 12296879 · 10088049
Nearby stock numbers  ·
Features
  • Washer,key — FSC 5310
  • Internal Straight Key Width: 0.218 INCHES NOMINAL IN
  • Distance From Centerline to Top of Internal Key: 0.806 INCHES MINIMUM AND 0.811 INCHES MAXIMUM IN
  • Hardness Rating: 85.5 ROCKWELL SUPERFICIAL 15-N NOMINAL
  • Style Designator: KEY
  • Outside Diameter: 3.000 INCHES NOMINAL IN
  • Material Thickness: 0.178 INCHES MINIMUM AND 0.198 INCHES MAXIMUM IN
  • Material: STEEL OVERALL
Identification
  • NSN: 5310-01-102-4670
  • NIIN: 011024670
  • FSC: 5310 — Nuts and Washers
  • FSG: 53 — Hardware and Abrasives
  • Primary part number: 12296879
  • Manufacturer: U S Army Tank Automotive Command Amsta-Im-Mm
General Description

The Washer,key, cataloged under National Stock Number 5310-01-102-4670, 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 9 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN5310-01-102-4670
Primary Part Number12296879
Item NameWasher,key
FSC / FSG5310 / 53 — Nuts and Washers
ManufacturerU S Army Tank Automotive Command Amsta-Im-Mm
StatusACTIVE
Internal Straight Key Width0.218 INCHES NOMINAL IN
Distance From Centerline to Top of Internal Key0.806 INCHES MINIMUM AND 0.811 INCHES MAXIMUM IN
Hardness Rating85.5 ROCKWELL SUPERFICIAL 15-N NOMINAL
Style DesignatorKEY
Outside Diameter3.000 INCHES NOMINAL IN
Material Thickness0.178 INCHES MINIMUM AND 0.198 INCHES MAXIMUM IN
MaterialSTEEL OVERALL
Internal Key Quantity1
Hole Diameter1.900 INCHES MINIMUM AND 1.930 INCHES MAXIMUM 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
12296879 Goriziane Group Spa (ITA)
12296879 PRIMARY U S Army Tank Automotive Command Amsta-Im-Mm (USA)
Reference documents
ReferenceMeaning
10088049 6/9 Informative reference only
Nimikkeistokeskus Ncb Finland
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 5310-01-102-4670?

NSN 5310-01-102-4670 is a Washer,key, 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 5310-01-102-4670?

NSN 5310-01-102-4670 has 2 manufacturer part numbers on file: 12296879 (Goriziane Group Spa), 12296879 (U S Army Tank Automotive Command Amsta-Im-Mm).

What are the specifications of 12296879?

Key specifications for 12296879: Internal Straight Key Width: 0.218 INCHES NOMINAL IN; Distance From Centerline to Top of Internal Key: 0.806 INCHES MINIMUM AND 0.811 INCHES MAXIMUM IN; Hardness Rating: 85.5 ROCKWELL SUPERFICIAL 15-N NOMINAL; Style Designator: KEY. 9 specifications are documented in the U.S. Government catalog.

Is NSN 5310-01-102-4670 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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