The Ring,retaining, cataloged under National Stock Number 5325-01-099-7937, is classified within Federal Supply Class 5325 (Fastening Devices) of the Hardware and Abrasives group. The manufacturer of record is Hyster-Yale Group, Inc. Div Hyster-Yale Materials Handling. Government technical data includes 8 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through both NSN and commercial part number lookups. 4 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 1 item shares a part number with this NSN in the catalog (possible match — not a government interchangeability claim). Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5325-01-099-7937 |
| Primary Part Number | 992003 |
| Item Name | Ring,retaining |
| FSC / FSG | 5325 / 53 — Fastening Devices |
| Manufacturer | Hyster-Yale Group, Inc. Div Hyster-Yale Materials Handling |
| Status | ACTIVE |
| Usage Design | INTERNAL |
| Cross-Sectional Shape Style | RECTANGULAR |
| Outside Diameter | 37.00 MILLIMETERS MINIMUM AND 37.25 MILLIMETERS MAXIMUM MM |
| Major Thickness | 1.44 MILLIMETERS MINIMUM AND 1.50 MILLIMETERS MAXIMUM MM |
| Inside Diameter | 23.20 MILLIMETERS MINIMUM AND 26.20 MILLIMETERS MAXIMUM MM |
| Casehardening Indicator | NOT CASEHARDENED |
| Ring Style | INTERNAL |
| Material | STEEL |
| 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 |
|---|---|
| 992003 PRIMARY | Hyster-Yale Group, Inc. Div Hyster-Yale Materials Handling (USA) |
| 0170002 | Perkins Engines Inc (USA) |
| Reference | Meaning |
|---|---|
| 992003 | 5/9 Secondary reference Hyster-Yale Group, Inc. |
| 0170002 | C/1 Advisory reference — outside the item-of-supply concept Zf Industrieantriebe Witten Gmbh |
| 3725414 | C/1 Advisory reference — outside the item-of-supply concept Zf Industrieantriebe Witten Gmbh |
| EA-0005-114P | C/1 Advisory reference — outside the item-of-supply concept Zf Industrieantriebe Witten Gmbh |
NSN 5325-01-099-7937 is a Ring,retaining, manufactured by Hyster-Yale Group, Inc. Div Hyster-Yale Materials Handling, classified under FSC 5325, Fastening Devices. Status: active.
NSN 5325-01-099-7937 has 2 manufacturer part numbers on file: 992003 (Hyster-Yale Group, Inc. Div Hyster-Yale Materials Handling), 0170002 (Perkins Engines Inc).
1 possible match (shared part number, not a government interchangeability claim): 5905-01-435-3439. Verify interchangeability with system specifications before substitution.
Key specifications for 992003: Usage Design: INTERNAL; Cross-Sectional Shape Style: RECTANGULAR; Outside Diameter: 37.00 MILLIMETERS MINIMUM AND 37.25 MILLIMETERS MAXIMUM MM; Major Thickness: 1.44 MILLIMETERS MINIMUM AND 1.50 MILLIMETERS MAXIMUM MM. 8 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.