The Nut,plain,round, cataloged under National Stock Number 5310-01-142-5455, is classified within Federal Supply Class 5310 (Nuts and Washers) of the Hardware and Abrasives group. The manufacturer of record is Naval Inventory Control Point Mechanicsburg. Government technical data includes 2 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog.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 | 5310-01-142-5455 |
| Primary Part Number | 124-1A-1-3SS |
| Item Name | Nut,plain,round |
| FSC / FSG | 5310 / 53 — Nuts and Washers |
| Manufacturer | Naval Inventory Control Point Mechanicsburg |
| Status | ACTIVE |
| Criticality Code Justification | ZZZY |
| Reference Number Differentiating Characteristics | QUALITY CONTROL IAW NAVSHIPS 0948-045-7010 MATERIAL IDENTIFICATION AND CONTROL INSTRUCTION FOR LEVEL 1 ITEMS |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Criticality Code | S |
| Part Number | Manufacturer |
|---|---|
| 124-1A-1-3SS | Naval Inventory Control Point Mechanicsburg (USA) |
| Reference | Meaning |
|---|---|
| 124-1A-1-3 | 3/1 Design control — primary reference U.S. Government activity |
NSN 5310-01-142-5455 is a Nut,plain,round, manufactured by Naval Inventory Control Point Mechanicsburg, classified under FSC 5310, Nuts and Washers. Status: active.
NSN 5310-01-142-5455 has 1 manufacturer part number on file: 124-1A-1-3SS (Naval Inventory Control Point Mechanicsburg).
Key specifications for 124-1A-1-3SS: Criticality Code Justification: ZZZY; Special Features: K-MONEL PER QQ-N-286 CLASS-A HOT ROLLED ANNEALED AND ROUGH TURNED,AGE HARDENED TO BRINELL 265-320,TENSILE STRENGTH 130000 PSI MIN,ELONGATION 20 PCT MIN IN 2 IN,OUTSIDE DIA 4 IN PORM0.0313 IN,THICKNESS 1.125 IN,INSIDE DIA 2.303 IN MAX,2.285 IN MIN,THREADS ON INSIDE DIA 2.375-12 N-2A,8 SLOTS CUT IN OUTSIDE RIM 0.125 IN DEEP,0.5 IN W 45 DEGREES APART,CHAMFER EDGES OF RIM 0.0938 IN AT 45 DEG,MOLYCOAT SURFACE FACE OF 4 IN DIA A; Reference Number Differentiating Characteristics: QUALITY CONTROL IAW NAVSHIPS 0948-045-7010 MATERIAL IDENTIFICATION AND CONTROL INSTRUCTION FOR LEVEL 1 ITEMS. 2 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.