The Nut,clip-on, cataloged under National Stock Number 5310-01-322-3553, is classified within Federal Supply Class 5310 (Nuts and Washers) of the Hardware and Abrasives group. The manufacturer of record is Esna, Llc. Government technical data includes 16 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog.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 | 5310-01-322-3553 |
| Primary Part Number | RM52LHA4972-5A-82 |
| Item Name | Nut,clip-on |
| FSC / FSG | 5310 / 53 — Nuts and Washers |
| Manufacturer | Esna, Llc |
| Status | ACTIVE |
| Lubrication | DRY FILM LUBRICANTDRY FILM LUBRICANT |
| Surface Treatment Document and Classification | QQ-P-416,TY 2,CL 3 FED SPEC SINGLE TREATMENT RESPONSE NUT |
| Surface Treatment Document and Classification | QQ-P-416,TY 2,CL 3 FED SPEC SINGLE TREATMENT RESPONSE CLIP |
| Thread Series | UNJCUNJC |
| Distance From Base to Center of Aperture | 0.290 INCHES MINIMUM AND 0.290 INCHES MINIMUM AND 0.310 INCHES MAXIMUM0.310 INCHES MAXIMUM IN |
| Features Provided | FLOATING NUTFLOATING NUT |
| Thread Direction | RIGHT-HANDRIGHT-HAND |
| Panel Thickness | 0.115 INCHES MINIMUM AND 0.115 INCHES MINIMUM AND 0.145 INCHES MAXIMUM0.145 INCHES MAXIMUM IN |
| Nominal Thread Size | 0.164 INCHES0.164 INCHES IN |
| Surface Treatment | CADMIUM AND CHROMATE NUT |
| Surface Treatment | CADMIUM AND CHROMATE CLIP |
| Nut Style | FLOATINGFLOATING |
| Thread Class | 3B3B |
| Thread Quantity Per Inch | 3232 |
| Material | STEEL NUT |
| Material | STEEL CLIP |
| 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 |
|---|---|
| RM52LHA4972-5A-82 PRIMARY | Esna, Llc (USA) |
| Reference | Meaning |
|---|---|
| RM52LHA4972-5A-82 | 5/9 Secondary reference Harvard Industries Inc |
NSN 5310-01-322-3553 is a Nut,clip-on, manufactured by Esna, Llc, classified under FSC 5310, Nuts and Washers. Status: active.
NSN 5310-01-322-3553 has 1 manufacturer part number on file: RM52LHA4972-5A-82 (Esna, Llc).
Key specifications for RM52LHA4972-5A-82: Lubrication: DRY FILM LUBRICANTDRY FILM LUBRICANT; Surface Treatment Document and Classification: QQ-P-416,TY 2,CL 3 FED SPEC SINGLE TREATMENT RESPONSE NUT; Surface Treatment Document and Classification: QQ-P-416,TY 2,CL 3 FED SPEC SINGLE TREATMENT RESPONSE CLIP; Thread Series: UNJCUNJC. 16 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.