The Nut,self-Locking,extended Washer, cataloged under National Stock Number 5310-01-210-0199, 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. The record lists 6 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. Current acquisition status: Active.
| Item Name | Nut,self-Locking,extended Washer |
| FSC / FSG | 5310 — Nuts and Washers (FSG 53) |
| Manufacturers | U S Army Tank Automotive Command Amsta-Im-Mm (CAGE 19207); Amz Alabama Inc. (CAGE 076M6); Multispares Nz Ltd (CAGE E3761); Hutchinson Industries, Inc Div Defense and Industry (CAGE 62161); Bae Systems Tactical Vehicle Systems Lp Dba Data Systems International Inc (CAGE 0FW39) |
| Parameter | Value |
|---|---|
| NSN | 5310-01-210-0199 |
| Primary Part Number | 12301125 |
| Item Name | Nut,self-Locking,extended Washer |
| FSC / FSG | 5310 / 53 — Nuts and Washers |
| Manufacturer | U S Army Tank Automotive Command Amsta-Im-Mm |
| Status | ACTIVE |
| 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 |
|---|---|
| 12301125 PRIMARY | U S Army Tank Automotive Command Amsta-Im-Mm (USA) |
| 12301125 | Amz Alabama Inc. (USA) |
| 57MS010 | Multispares Nz Ltd (NZL) |
| D528280-4 | Hutchinson Industries, Inc Div Defense and Industry (USA) |
| 12301125 | Bae Systems Tactical Vehicle Systems Lp Dba Data Systems International Inc (USA) |
| 05-07799-00 | Titan Wheel Intl Ltd (CAN) |
NSN 5310-01-210-0199 is a Nut,self-Locking,extended Washer, manufactured by U S Army Tank Automotive Command Amsta-Im-Mm, classified under FSC 5310, Nuts and Washers. Status: active.
NSN 5310-01-210-0199 has 6 manufacturer part numbers on file: 12301125 (U S Army Tank Automotive Command Amsta-Im-Mm), 12301125 (Amz Alabama Inc.), 57MS010 (Multispares Nz Ltd), D528280-4 (Hutchinson Industries, Inc Div Defense and Industry), 12301125 (Bae Systems Tactical Vehicle Systems Lp Dba Data Systems International Inc) and 1 more.
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.