The Nut Assembly,self-Locking,gang C, cataloged under National Stock Number 5310-00-773-8743, 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 26 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog.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 | 5310-00-773-8743 |
| Primary Part Number | 22NG12-02-8 |
| Item Name | Nut Assembly,self-Locking,gang C |
| FSC / FSG | 5310 / 53 — Nuts and Washers |
| Manufacturer | Esna, Llc |
| Status | ACTIVE |
| Surface Treatment Document and Classification | MIL-A-8625 MIL SPEC 1ST TREATMENT RESPONSE CHANNEL |
| Surface Treatment Document and Classification | QQ-P-416,TYPE 1 FED SPEC 2ND TREATMENT RESPONSE NUT |
| Thread Series | UNF |
| Nut Quantity | 72 |
| Temp Rating | 250.0 FAHRENHEIT NOMINAL DEGF |
| Material Document and Classification | AISI 1212 ASSN STD 2ND MATERIAL RESPONSE NUT |
| Material Document and Classification | MIL-M-20693 MIL SPEC 3RD MATERIAL RESPONSE LOCKING INSERT |
| Nut Counterbore Depth | 0.212 INCHES NOMINAL NUT IN |
| Features Provided | FLOATING NUT |
| Channel Height | 0.156 INCHES NOMINAL IN |
| Thread Direction | RIGHT-HAND |
| Nominal Thread Size | 0.190 INCHES IN |
| Counterbore Diameter | 0.194 INCHES MINIMUM NUT IN |
| Locking Feature | PREVAILING TORQUE WITH NONMETALLIC INSERT |
| Assembly Overall Height | 0.493 INCHES NOMINAL IN |
| Surface Treatment | CADMIUM NUT |
| Surface Treatment | ANODIZE CHANNEL |
| Countersink Angle | 100.0 DEGREES NOMINAL NUT |
| Nut Style | GANG CHANNEL, SELF LOCKING |
| Thread Class | 3B |
| Thread Quantity Per Inch | 32 |
| Material | STEEL COMP 1212 NUT |
| Material | PLASTIC POLYHEXAMETHYLENE AMIDE OR PLASTIC POLYCAPROLACTAM LOCKING INSERT |
| Material | ALUMINUM ALLOY 5052 CHANNEL |
| Nut Spacing | 1.000 INCHES NOMINAL IN |
| Channel Style | STRAIGHT TYPE |
| 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 |
|---|---|
| 22NG12-02-8 PRIMARY | Esna, Llc (USA) |
| Reference | Meaning |
|---|---|
| 22NG12-02-8 | 5/9 Secondary reference Harvard Industries Inc |
NSN 5310-00-773-8743 is a Nut Assembly,self-Locking,gang C, manufactured by Esna, Llc, classified under FSC 5310, Nuts and Washers. Status: active.
NSN 5310-00-773-8743 has 1 manufacturer part number on file: 22NG12-02-8 (Esna, Llc).
Key specifications for 22NG12-02-8: Surface Treatment Document and Classification: MIL-A-8625 MIL SPEC 1ST TREATMENT RESPONSE CHANNEL; Surface Treatment Document and Classification: QQ-P-416,TYPE 1 FED SPEC 2ND TREATMENT RESPONSE NUT; Thread Series: UNF; Nut Quantity: 72. 26 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.