The Strap,retaining, cataloged under National Stock Number 5340-01-230-2326, is classified within Federal Supply Class 5340 (Hardware, Commercial) of the Hardware and Abrasives group. The manufacturer of record is Atk Launch Systems Llc Dba Atk Launch Systems-Promontory Div Propulsion Systems - Promontory. 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. Current acquisition status: Active. Unit of issue: EA.
| Parameter | Value |
|---|---|
| NSN | 5340-01-230-2326 |
| Primary Part Number | 55879-02 |
| Item Name | Strap,retaining |
| FSC / FSG | 5340 / 53 — Hardware, Commercial |
| Manufacturer | Atk Launch Systems Llc Dba Atk Launch Systems-Promontory Div Propulsion Systems - Promontory |
| Status | ACTIVE |
| Mounting Pad | NOT INCLUDED |
| Style Designator | IRREGULAR ARCH |
| Distance Between Base and Inside of Large Arch | 1.130 INCHES NOMINAL IN |
| Material Thickness | 0.120 INCHES MINIMUM AND 0.180 INCHES MAXIMUM IN |
| Cushion | NOT INCLUDED |
| Distance Between Base and Inside of Arch | 0.630 INCHES NOMINAL IN |
| Material | RUBBER SILICONE CLASS Q LOCATION NOT OTHERWISE SPECIFIED |
| Nuclear Hardness Critical Feature | HARDENED |
| Inside Diameter/arch Length | 4.000 INCHES NOMINAL IN |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL Q — CCL Item — Commerce Control List |
| Hazard | Possible hazard — SDS may be required (DLA HMIC P) |
| Criticality Code | H |
| Unit of Issue | EA |
| Part Number | Manufacturer |
|---|---|
| 55879-02 PRIMARY | Atk Launch Systems Llc Dba Atk Launch Systems-Promontory Div Propulsion Systems - Promontory (USA) |
NSN 5340-01-230-2326 is a Strap,retaining, manufactured by Atk Launch Systems Llc Dba Atk Launch Systems-Promontory Div Propulsion Systems - Promontory, classified under FSC 5340, Hardware, Commercial. Status: active.
NSN 5340-01-230-2326 has 1 manufacturer part number on file: 55879-02 (Atk Launch Systems Llc Dba Atk Launch Systems-Promontory Div Propulsion Systems - Promontory).
Key specifications for 55879-02: Mounting Pad: NOT INCLUDED; Style Designator: IRREGULAR ARCH; Distance Between Base and Inside of Large Arch: 1.130 INCHES NOMINAL IN; Overall Length: 25.500 INCHES NOMINAL IN. 9 specifications are documented in the U.S. Government catalog.
Possible hazard — SDS may be required (DLA HMIC P). Hazard information on this page is shown exactly as it appears in the DLA record.
NSN 5340-01-230-2326 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.