The Ring,wiper, cataloged under National Stock Number 5330-00-294-1375, is classified within Federal Supply Class 5330 (Packing and Gasket Materials) of the Hardware and Abrasives group. Government technical data includes 12 specifications, cited from the U.S. Government catalog. 12 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 5 items share a part number with this NSN in the catalog (possible match — not a government interchangeability claim). Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5330-00-294-1375 |
| Item Name | Ring,wiper |
| FSC / FSG | 5330 / 53 — Packing and Gasket Materials |
| Status | ACTIVE |
| FSC Application Data | CYLINDER,ACTUATING,HYDRAULIC AIRCRAFT |
| Surface Treatment Document and Classification | UNABLE TO DECODE |
| Outer Edge Thickness | 0.084 INCHES MINIMUM AND 0.094 INCHES MAXIMUM IN |
| Cross-Sectional Shape Style | OUTSIDE GROOVED, STRAIGHT FACE |
| Outside Diameter | 2.527 INCHES MINIMUM AND 2.532 INCHES MAXIMUM IN |
| Joint Style | DIAGONAL JOINT |
| Material Thickness | 0.115 INCHES MINIMUM AND 0.125 INCHES MAXIMUM IN |
| Specification/standard Data | 96906-MS28776 GOVERNMENT STANDARD |
| Inside Diameter | 2.250 INCHES NOMINAL IN |
| Ring Style | CONCENTRIC |
| Surface Treatment | UNABLE TO DECODE |
| Test Data Document | 81349-MIL-S-5049 SPECIFICATION (INCLUDES ENGINEERING TYPE BULLETINS, BROCHURES,ETC., THAT REFLECT SPECIFICATION TYPE DATA IN SPECIFICATION FORMAT; EXCLUDES COMMERCIAL CATALOGS, INDUSTRY DIRECTORIES, AND SIMILAR TRADE PUBLICATIONS, REFLECTING GENERAL TYPE DATA ON CERTAIN ENVIRONMENTAL AND PERFORMANCE REQUIREMENTS AND TEST CONDITIONS THAT ARE SHOWN AS "TYPICAL", "AVERAGE", "NOMINAL", ETC.). |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL B — Remove Demilitarization Key Points |
| Hazard | Possible hazard — SDS may be required (DLA HMIC P) |
| Criticality Code | X |
| Reference | Meaning |
|---|---|
| FWR-3C-23 | 5/9 Secondary reference U.S. Government activity |
| G-23 | 5/9 Secondary reference Gayle George W and Son |
| ISR-23 | 5/9 Secondary reference U.S. Government activity |
| DRI-23 | 5/9 Secondary reference Delta Mfg and Sales Inc |
| MIL-S-5049 | 5/9 Secondary reference U.S. Government activity |
| SRC-23 | 5/1 Secondary reference Scrapper Rings Co Div of Roberts Tool Co |
| GI 1171-23 | 5/1 Secondary reference U.S. Government activity |
| 0AS-23 | 5/9 Secondary reference Greene Tweed and Co Advantec Div |
| MS28776M2-23 | 2/2 Government specification standardization U.S. Government activity |
| MIL-R-5049 | 4/1 Identification reference U.S. Government activity |
| AN6231-23 | 5/9 Secondary reference U.S. Government activity |
| AN6231-A23 | 5/9 Secondary reference U.S. Government activity |
NSN 5330-00-294-1375 is a Ring,wiper, classified under FSC 5330, Packing and Gasket Materials. Status: active.
5 possible matches (shared part number, not a government interchangeability claim): 2910-00-728-7502, 2590-01-021-2009, 4930-01-103-8207. Verify interchangeability with system specifications before substitution.
Key specifications for 5330-00-294-1375: FSC Application Data: CYLINDER,ACTUATING,HYDRAULIC AIRCRAFT; Surface Treatment Document and Classification: UNABLE TO DECODE; Outer Edge Thickness: 0.084 INCHES MINIMUM AND 0.094 INCHES MAXIMUM IN; Cross-Sectional Shape Style: OUTSIDE GROOVED, STRAIGHT FACE. 12 specifications are documented in the U.S. Government catalog.
Possible hazard — SDS may be required (DLA HMIC P). Hazard information on this page is shown exactly as it appears in the DLA record.
NSN 5330-00-294-1375 has DEMIL Code B. Demilitarization may be required before disposal or transfer to non-military entities.
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.