The Ring,lock,serrated, cataloged under National Stock Number 5365-01-394-7940, is classified within Federal Supply Class 5365 (Bushings, Rings, Shims, and Spacers) of the Hardware and Abrasives group. The manufacturer of record is Trac Regulator Co., Inc. Dba Trac Regulator Co Inc. Government technical data includes 4 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog.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 | 5365-01-394-7940 |
| Primary Part Number | 1595-00 |
| Item Name | Ring,lock,serrated |
| FSC / FSG | 5365 / 53 — Bushings, Rings, Shims, and Spacers |
| Manufacturer | Trac Regulator Co., Inc. Dba Trac Regulator Co Inc |
| Status | ACTIVE |
| Overall Outside Diameter | 1.250 INCHES NOMINAL IN |
| Pilot Diameter | 0.504 INCHES MINIMUM AND 0.506 INCHES MAXIMUM IN |
| Inside Diameter | 0.530 INCHES MINIMUM AND 0.540 INCHES MAXIMUM IN |
| Material | NICKEL ALLOY 400 OR NICKEL ALLOY R-405 |
| 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 |
|---|---|
| 1595-00 PRIMARY | Trac Regulator Co., Inc. Dba Trac Regulator Co Inc (USA) |
| Reference | Meaning |
|---|---|
| 40445-4 REV E FIND NO.42 | 5/9 Secondary reference Trac Regulator Co., Inc. Dba Trac Regulator Co Inc |
NSN 5365-01-394-7940 is a Ring,lock,serrated, manufactured by Trac Regulator Co., Inc. Dba Trac Regulator Co Inc, classified under FSC 5365, Bushings, Rings, Shims, and Spacers. Status: active.
NSN 5365-01-394-7940 has 1 manufacturer part number on file: 1595-00 (Trac Regulator Co., Inc. Dba Trac Regulator Co Inc).
Key specifications for 1595-00: Overall Height: 0.456 INCHES NOMINAL IN; Overall Outside Diameter: 1.250 INCHES NOMINAL IN; Pilot Diameter: 0.504 INCHES MINIMUM AND 0.506 INCHES MAXIMUM IN; Inside Diameter: 0.530 INCHES MINIMUM AND 0.540 INCHES MAXIMUM IN. 4 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.