The Ring,retaining, cataloged under National Stock Number 5325-00-377-4117, is classified within Federal Supply Class 5325 (Fastening Devices) of the Hardware and Abrasives group. The manufacturer of record is Moeller Mfg. Company, Llc Div Aircraft. Government technical data includes 10 specifications, cited from the U.S. Government catalog. The record lists 2 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. 4 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5325-00-377-4117 |
| Primary Part Number | 4036657 |
| Item Name | Ring,retaining |
| FSC / FSG | 5325 / 53 — Fastening Devices |
| Manufacturer | Moeller Mfg. Company, Llc Div Aircraft |
| Status | ACTIVE |
| Usage Design | EXTERNAL |
| End Style | 90 DEGREE PARALLEL |
| Material Document and Classification | AMS 5663 ASSN STD SINGLE MATERIAL RESPONSE |
| Cross-Sectional Shape Style | RECTANGULAR |
| Outside Diameter | 0.764 INCHES MINIMUM AND 0.770 INCHES MAXIMUM IN |
| Major Thickness | 0.030 INCHES MINIMUM AND 0.040 INCHES MAXIMUM IN |
| Inside Diameter | 0.598 INCHES MINIMUM AND 0.600 INCHES MAXIMUM IN |
| Casehardening Indicator | NOT CASEHARDENED |
| Ring Style | STRAIGHT GAP |
| Material | NICKEL ALLOY 718 |
| 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 |
|---|---|
| 4036657 | Barnes Group Inc. Div Windsor Division (USA) |
| 4036657 PRIMARY | Moeller Mfg. Company, Llc Div Aircraft (USA) |
| Reference | Meaning |
|---|---|
| 4036657 | 5/9 Secondary reference Cecilware Corporation |
| 4036657 | 5/9 Secondary reference Rtx Corporation Dba Pratt & Whitney Div Pratt &whitney |
| 4036657 | 5/9 Secondary reference Turbo Power & Marine System Inc Sub of United Technologies Corp |
| 4036657 | 5/9 Secondary reference Kwik File Storage Systems Llc |
NSN 5325-00-377-4117 is a Ring,retaining, manufactured by Moeller Mfg. Company, Llc Div Aircraft, classified under FSC 5325, Fastening Devices. Status: active.
NSN 5325-00-377-4117 has 2 manufacturer part numbers on file: 4036657 (Barnes Group Inc. Div Windsor Division), 4036657 (Moeller Mfg. Company, Llc Div Aircraft).
Key specifications for 4036657: Usage Design: EXTERNAL; End Style: 90 DEGREE PARALLEL; Material Document and Classification: AMS 5663 ASSN STD SINGLE MATERIAL RESPONSE; Cross-Sectional Shape Style: RECTANGULAR. 10 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.