The Buttstock,subassembly, cataloged under National Stock Number 1005-01-529-4902, is classified within Federal Supply Class 1005 (Guns, Through 30mm) of the Weapons group. The manufacturer of record is Tdi Arms Ltd. The record lists 1 manufacturer part number for this item, enabling identification through both NSN and commercial part number lookups. 1 item shares a part number with this NSN in the catalog (possible match — not a government interchangeability claim). Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 1005-01-529-4902 |
| Primary Part Number | EL1 |
| Item Name | Buttstock,subassembly |
| FSC / FSG | 1005 / 10 — Guns, Through 30mm |
| Manufacturer | Tdi Arms Ltd |
| 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 |
|---|---|
| EL1 PRIMARY | Tdi Arms Ltd (USA) |
NSN 1005-01-529-4902 is a Buttstock,subassembly, manufactured by Tdi Arms Ltd, classified under FSC 1005, Guns, Through 30mm. Status: active.
NSN 1005-01-529-4902 has 1 manufacturer part number on file: EL1 (Tdi Arms Ltd).
1 possible match (shared part number, not a government interchangeability claim): 5836-01-680-2201. Verify interchangeability with system specifications before substitution.
Key specifications for EL1: Part Name Assigned by Controlling Agency: MULTI POSITION TACTICAL STOCK; End Item Identification: M16/AR15/M4 AND SR25. 0 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.