The Retainer,nut and Bolt, cataloged under National Stock Number 5340-00-236-3756, is classified within Federal Supply Class 5340 (Hardware, Commercial) of the Hardware and Abrasives group. The manufacturer of record is Esna, Llc. Government technical data includes 7 specifications, cited from the U.S. Government catalog. The record lists 2 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active. Unit of issue: EA.
| Parameter | Value |
|---|---|
| NSN | 5340-00-236-3756 |
| Primary Part Number | 9661-054RET |
| Item Name | Retainer,nut and Bolt |
| FSC / FSG | 5340 / 53 — Hardware, Commercial |
| Manufacturer | Esna, Llc |
| Status | ACTIVE |
| Surface Treatment Document and Classification | QQ-P-416, TYPE 2, CLASS 3 FED SPEC SINGLE TREATMENT RESPONSE |
| Grip Height | 0.114 INCHES MINIMUM AND 0.160 INCHES MAXIMUM IN |
| Style Designator | BARREL |
| Material Document and Classification | AISI C1042 ASSN STD 1ST MATERIAL RESPONSE AND AISI C1050 ASSN STD 2ND MATERIAL RESPONSE AND AISI C1060 ASSN STD 3RD MATERIAL RESPONSE |
| Material Thickness | 0.009 INCHES MINIMUM AND 0.015 INCHES MAXIMUM IN |
| Surface Treatment | CADMIUM AND CHROMATE |
| Material | STEEL COMP 1042 OR STEEL COMP 1050 OR STEEL COMP 1060 |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | Possible hazard — SDS may be required (DLA HMIC P) |
| Criticality Code | X |
| Unit of Issue | EA |
| Part Number | Manufacturer |
|---|---|
| 9661-054RET PRIMARY | Esna, Llc (USA) |
| 9661-054 PRIMARY | Esna, Llc (USA) |
| Reference | Meaning |
|---|---|
| 9661-054 | 5/9 Secondary reference Harvard Industries Inc |
| 9661-054RET | 5/9 Secondary reference Harvard Industries Inc |
NSN 5340-00-236-3756 is a Retainer,nut and Bolt, manufactured by Esna, Llc, classified under FSC 5340, Hardware, Commercial. Status: active.
NSN 5340-00-236-3756 has 2 manufacturer part numbers on file: 9661-054RET (Esna, Llc), 9661-054 (Esna, Llc).
Key specifications for 9661-054RET: Overall Height: 0.363 INCHES MINIMUM AND 0.443 INCHES MAXIMUM IN; Surface Treatment Document and Classification: QQ-P-416, TYPE 2, CLASS 3 FED SPEC SINGLE TREATMENT RESPONSE; Grip Height: 0.114 INCHES MINIMUM AND 0.160 INCHES MAXIMUM IN; Style Designator: BARREL. 7 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.
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.