The Bearing,ball,rod End, cataloged under National Stock Number 3110-00-173-5072, is classified within Federal Supply Class 3110 (Bearings, Antifriction, Unmounted) of the Bearings group. The manufacturer of record is Baainbw Dokumente Ohne Nutzungsrechte Des Baainbw Fur Beschaffungszwecke. Government technical data includes 28 specifications, cited from the U.S. Government catalog. The record lists 3 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. 36 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 12 items share a part number with this NSN in the catalog (possible match — not a government interchangeability claim). Current acquisition status: Cancelled.
| Parameter | Value |
|---|---|
| NSN | 3110-00-173-5072 |
| Primary Part Number | 25704-281280-20-0 |
| Item Name | Bearing,ball,rod End |
| FSC / FSG | 3110 / 31 — Bearings, Antifriction, Unmounted |
| Manufacturer | Baainbw Dokumente Ohne Nutzungsrechte Des Baainbw Fur Beschaffungszwecke |
| Status | CANCELLED |
| Shank Diameter | 0.3750 INCHES NOMINAL IN |
| Shank Thread Length | 0.7500 INCHES NOMINAL IN |
| Width Across Flats | 0.4380 INCHES NOMINAL IN |
| Lubrication Material | GREASE |
| Outer Ring Width | 0.3280 INCHES NOMINAL IN |
| Shield Quantity | 2 |
| Style Designator | DOUBLE ROW, STAGGERED, BALL |
| Overall Outside Diameter | 0.7810 INCHES NOMINAL IN |
| Thread Direction | RIGHT-HAND |
| Nominal Thread Size | 0.250 INCHES IN |
| Self-Alignment Angle | 10.00 DEGREES NOMINAL |
| Shank Style | INTERNALLY THREADED W/BEAD |
| Alignment Type | SELF-ALIGNING |
| Surface Treatment | CADMIUM ALL EXTERNAL/EXPOSED METAL SURFACES |
| Surface Treatment | CADMIUM SHIELD |
| Thread Class | 3B |
| Thread Quantity Per Inch | 28 |
| Bore Diameter | 0.1900 INCHES NOMINAL IN |
| Length From Bore Center to Shank End | 1.3750 INCHES NOMINAL IN |
| Material | STEEL OUTER RING |
| Material | STEEL INNER RING |
| Material | STEEL BALL |
| Material | STEEL CORROSION RESISTING SHIELD |
| Material | STEEL SHAFT |
| Thread Series Designator | UNF |
| Self-Alignment Location | INTERNAL |
| Lubrication Material Document and Classification | MIL-G-23827 MIL SPEC SINGLE MATERIAL RESPONSE |
| Inner Ring Width | 0.4370 INCHES NOMINAL IN |
| Acquisition Status | CANCELLED |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Criticality Code | X |
| Part Number | Manufacturer |
|---|---|
| 25704-281280-20-0 | Baainbw Dokumente Ohne Nutzungsrechte Des Baainbw Fur Beschaffungszwecke (DEU) |
| 25704-281280-20-0 | Knds Deutschland Gmbh & Co. Kg - Werk Kassel - (DEU) |
| RK16078 | Rolls-Royce Airlines (GBR) |
| Reference | Meaning |
|---|---|
| AN951REB3NMILG3278A | 4/1 Identification reference U.S. Government activity |
| AN951REB3N | 5/9 Secondary reference U.S. Government activity |
| 3110001735072 | 6/9 Informative reference only E.c.a Etablissement Central Des Approvisionnements Des Forces Armees Royales |
| 62G839-1 | 5/9 Secondary reference Colt Industries Operating Corp Pratt and Whitney Machine Tool Div |
| REB3NFS50160S4 | 5/9 Secondary reference Timken Co Div the Timken Company |
| REB3N | 5/9 Secondary reference Skf Usa Inc. |
| AN951REB3NM1LG3278A | 5/1 Secondary reference U.S. Government activity |
| 44710 | 5/9 Secondary reference Raytheon Technical Services Company |
| REB3-1 | 5/1 Secondary reference Schatz Bearing Corporation Dba Schatz Bearing Corp |
| 713546 | 5/9 Secondary reference Liebherr-Aerospace Lindenberg Gmbh |
| REB3NFS10160S4 | 5/9 Secondary reference Timken Co Div the Timken Company |
| REB3-1ANG25 | 5/1 Secondary reference Schatz Bearing Corporation Dba Schatz Bearing Corp |
| AN951REB3NMILG3278 | 5/9 Secondary reference U.S. Government activity |
| REB3 | 5/1 Secondary reference Schatz Bearing Corporation Dba Schatz Bearing Corp |
| REB3NANG25 | 5/9 Secondary reference Timken Co Div the Timken Company |
| RK16078 | 5/9 Secondary reference Rolls-Royce Plc Div Defense (europe) |
| R351784-1 | 5/1 Secondary reference Raytheon Company |
| 62G839-1 | 5/9 Secondary reference Westinghouse Electric Corp |
| AN951REB3N | 2/2 Government specification standardization U.S. Government activity |
| REB3N | 5/1 Secondary reference U.S. Government activity |
NSN 3110-00-173-5072 is a Bearing,ball,rod End, manufactured by Baainbw Dokumente Ohne Nutzungsrechte Des Baainbw Fur Beschaffungszwecke, classified under FSC 3110, Bearings, Antifriction, Unmounted. Status: cancelled.
NSN 3110-00-173-5072 has 3 manufacturer part numbers on file: 25704-281280-20-0 (Baainbw Dokumente Ohne Nutzungsrechte Des Baainbw Fur Beschaffungszwecke), 25704-281280-20-0 (Knds Deutschland Gmbh & Co. Kg - Werk Kassel -), RK16078 (Rolls-Royce Airlines).
12 possible matches (shared part number, not a government interchangeability claim): 5905-00-192-2527, 5840-00-320-9160, 5915-00-500-9987. Verify interchangeability with system specifications before substitution.
Key specifications for 25704-281280-20-0: Shank Diameter: 0.3750 INCHES NOMINAL IN; Shank Thread Length: 0.7500 INCHES NOMINAL IN; Width Across Flats: 0.4380 INCHES NOMINAL IN; Lubrication Material: GREASE. 28 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.
NSN 3110-00-173-5072 is currently cancelled. Check with the Defense Logistics Agency for current availability and authorized substitutes.
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.