The Nut,plain,knurled, cataloged under National Stock Number 5310-01-312-3367, is classified within Federal Supply Class 5310 (Nuts and Washers) of the Hardware and Abrasives group. The manufacturer of record is Lockheed Martin Corporation Div Rms. Government technical data includes 9 specifications, cited from the U.S. Government catalog. The record lists 4 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through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog.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.
| Parameter | Value |
|---|---|
| NSN | 5310-01-312-3367 |
| Primary Part Number | 1210C4460 |
| Item Name | Nut,plain,knurled |
| FSC / FSG | 5310 / 53 — Nuts and Washers |
| Manufacturer | Lockheed Martin Corporation Div Rms |
| Status | ACTIVE |
| Surface Treatment Document and Classification | 0351A0106,PROCESS A,CAGEC 54497 MFR REF SINGLE TREATMENT RESPONSE OVERALL EXCEPT THREADS |
| Thread Series | STUB ACME |
| Thread Pitch Diameters | +3.1359 TO 3.1399 INCHES IN |
| Material Document and Classification | MIL-P-24691/3 MIL SPEC SINGLE MATERIAL RESPONSE OVERALL |
| Thread Direction | RIGHT-HAND |
| Nut Diameter | 3.307 INCHES MINIMUM AND 3.322 INCHES MAXIMUM IN |
| Nut Thickness | 0.920 INCHES MINIMUM AND 0.940 INCHES MAXIMUM IN |
| Surface Treatment | PLASTIC POLYAMIDE OVERALL EXCEPT THREADS |
| Material | STEEL COMP 304 OVERALL |
| 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 |
|---|---|
| 1210C4460 | Diversified Machining, Inc. Dba Diversified Machining Inc (USA) |
| 1210C4460 PRIMARY | Lockheed Martin Corporation Div Rms (USA) |
| 1210C4460 | Machinecraft Company (USA) |
| 1210C4460 | Min-E-Con Llc (USA) |
| Reference | Meaning |
|---|---|
| 1210C4460 | 5/9 Secondary reference Martin Marietta Technologies Inc Sub of Martin Marietta Corp Aero and Naval Systems |
| 1210C4460 | 5/9 Secondary reference Colorado Container Corp |
NSN 5310-01-312-3367 is a Nut,plain,knurled, manufactured by Lockheed Martin Corporation Div Rms, classified under FSC 5310, Nuts and Washers. Status: active.
NSN 5310-01-312-3367 has 4 manufacturer part numbers on file: 1210C4460 (Diversified Machining, Inc. Dba Diversified Machining Inc), 1210C4460 (Lockheed Martin Corporation Div Rms), 1210C4460 (Machinecraft Company), 1210C4460 (Min-E-Con Llc).
Key specifications for 1210C4460: Surface Treatment Document and Classification: 0351A0106,PROCESS A,CAGEC 54497 MFR REF SINGLE TREATMENT RESPONSE OVERALL EXCEPT THREADS; Thread Series: STUB ACME; Thread Pitch Diameters: +3.1359 TO 3.1399 INCHES IN; Material Document and Classification: MIL-P-24691/3 MIL SPEC SINGLE MATERIAL RESPONSE OVERALL. 9 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.