The Washer,key, cataloged under National Stock Number 5310-00-678-2148, 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 1 manufacturer part number 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog.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.
| Parameter | Value |
|---|---|
| NSN | 5310-00-678-2148 |
| Primary Part Number | 9092235 |
| Item Name | Washer,key |
| FSC / FSG | 5310 / 53 — Nuts and Washers |
| Manufacturer | U S Army Tank Automotive Command Amsta-Im-Mm |
| Status | ACTIVE |
| Surface Treatment Document and Classification | QQ-P-416,TYPE 2,CLASS 3 FED SPEC 1ST TREATMENT RESPONSE OR ASTM B633,TYPE 2,CLASS 3 ASSN STD 2ND TREATMENT RESPONSE OVERALL |
| Overall Distance Including Keys | 1.109 INCHES MINIMUM AND 1.141 INCHES MAXIMUM IN |
| Material Document and Classification | MIL-S-11415 CLASS E MIL SPEC SINGLE MATERIAL RESPONSE OVERALL |
| Material Thickness | 0.030 INCHES MINIMUM AND 0.041 INCHES MAXIMUM IN |
| External Straight Key Width | 0.234 INCHES MINIMUM AND 0.266 INCHES MAXIMUM IN |
| External Key Quantity | 4 |
| Surface Treatment | CADMIUM AND CHROMATE OR ZINC AND CHROMATE OVERALL |
| Material | STEEL OVERALL |
| Hole Diameter | 0.328 INCHES MINIMUM AND 0.359 INCHES MAXIMUM IN |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Criticality Code | X |
| Part Number | Manufacturer |
|---|---|
| 9092235 PRIMARY | U S Army Tank Automotive Command Amsta-Im-Mm (USA) |
| Reference | Meaning |
|---|---|
| 10088026 | 6/9 Informative reference only Nimikkeistokeskus Ncb Finland |
NSN 5310-00-678-2148 is a Washer,key, manufactured by U S Army Tank Automotive Command Amsta-Im-Mm, classified under FSC 5310, Nuts and Washers. Status: active.
NSN 5310-00-678-2148 has 1 manufacturer part number on file: 9092235 (U S Army Tank Automotive Command Amsta-Im-Mm).
Key specifications for 9092235: Surface Treatment Document and Classification: QQ-P-416,TYPE 2,CLASS 3 FED SPEC 1ST TREATMENT RESPONSE OR ASTM B633,TYPE 2,CLASS 3 ASSN STD 2ND TREATMENT RESPONSE OVERALL; Overall Distance Including Keys: 1.109 INCHES MINIMUM AND 1.141 INCHES MAXIMUM IN; Material Document and Classification: MIL-S-11415 CLASS E MIL SPEC SINGLE MATERIAL RESPONSE OVERALL; Material Thickness: 0.030 INCHES MINIMUM AND 0.041 INCHES MAXIMUM IN. 9 specifications are documented in the U.S. Government catalog.
No hazard code in the DLA record (HMIC N). Hazard information on this page is shown exactly as it appears in the DLA record.
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.