The Retainer,gun Component, cataloged under National Stock Number 1010-01-556-2142, is classified within Federal Supply Class 1010 (Guns, Over 30mm up to 75mm) of the Weapons group. The manufacturer of record is Naval Sea Systems Command. Government technical data includes 2 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog.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 | 1010-01-556-2142 |
| Primary Part Number | 3270573 |
| Item Name | Retainer,gun Component |
| FSC / FSG | 1010 / 10 — Guns, Over 30mm up to 75mm |
| Manufacturer | Naval Sea Systems Command |
| Status | ACTIVE |
| Surface Treatment | PAINT |
| Material | STEEL |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL Q — CCL Item — Commerce Control List |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Criticality Code | X |
| Part Number | Manufacturer |
|---|---|
| 3270573 PRIMARY | Naval Sea Systems Command (USA) |
| Reference | Meaning |
|---|---|
| 3270573 | 3/9 Design control — primary reference Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier |
NSN 1010-01-556-2142 is a Retainer,gun Component, manufactured by Naval Sea Systems Command, classified under FSC 1010, Guns, Over 30mm up to 75mm. Status: active.
NSN 1010-01-556-2142 has 1 manufacturer part number on file: 3270573 (Naval Sea Systems Command).
Key specifications for 3270573: Overall Height: 0.750 INCHES NOMINAL IN; Overall Length: 2.000 INCHES NOMINAL IN; Overall Width: 1.562 INCHES NOMINAL IN; Special Features: CENTER BOLT HOLE .375 X .391 INCH; STEEL AISI 4130 OR 4140; HEAT TREAT ROCKWELL C 36-40 IN. 2 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.
NSN 1010-01-556-2142 has DEMIL Code Q. Demilitarization may be required before disposal or transfer to non-military entities.
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.