The Spacer,ring, cataloged under National Stock Number 5365-00-354-7040, is classified within Federal Supply Class 5365 (No Item Name Available) of the Hardware and Abrasives group. The primary manufacturer of record is Davey Compressor Co Div of Keco Industries Inc. Government technical data includes 8 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 6 commercial cross-references from 3 manufacturers, enabling identification through both NSN and commercial part number lookups. 7 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5365-00-354-7040 |
| Primary Part Number | A1-551 |
| Item Name | Spacer,ring |
| FSC / FSG | 5365 / 53 — No Item Name Available |
| Manufacturer | Davey Compressor Co Div of Keco Industries Inc |
| Status | ACTIVE |
| Features Provided | CASEHARDENED |
| Surface Finish | 9.9 MICROINCHES RIGHT SIDE |
| Material | STEEL |
| Hardness Rating | 40.0 ROCKWELL C MINIMUM AND 50.0 ROCKWELL C MAXIMUM |
| Surface Finish | 9.9 MICROINCHES LEFT SIDE |
| Overall Thickness | 0.045 INCHES MINIMUM AND 0.055 INCHES MAXIMUM IN |
| Inside Diameter | 6.310 INCHES MINIMUM AND 6.320 INCHES MAXIMUM IN |
| Outside Diameter | 7.740 INCHES MINIMUM AND 7.750 INCHES MAXIMUM IN |
| Acquisition Status | ACTIVE |
| HAZMAT | No |
| Part Number | Manufacturer |
|---|---|
| A1-551 | Davey Compressor Co Div of Keco Industries Inc (USA) |
| 1-551 | Hdt Expeditionary Systems Inc (USA) |
| 1-551 | Davey Compressor Co Div of Keco Industries Inc (USA) |
| A1-551 | Hdt Expeditionary Systems Inc (USA) |
| 1-551 | Drs Environmental Systems Inc (USA) |
| A1-551 | Drs Environmental Systems Inc (USA) |
NSN 5365-00-354-7040 is a Spacer,ring, manufactured by Davey Compressor Co Div of Keco Industries Inc, classified under FSC 5365 (No Item Name Available). Status: active.
NSN 5365-00-354-7040 has 6 cross-referenced part numbers: A1-551 (Davey Compressor Co Div of Keco Industries Inc), 1-551 (Hdt Expeditionary Systems Inc), 1-551 (Davey Compressor Co Div of Keco Industries Inc), A1-551 (Hdt Expeditionary Systems Inc), 1-551 (Drs Environmental Systems Inc) and 1 more.
There are 7 known substitutes for 5365-00-354-7040: 4730-00-481-2405, 4820-00-516-8297, 6150-00-774-3527 and 4 more. Verify interchangeability with system specifications before substitution.
Key specifications for A1-551: Features Provided: CASEHARDENED; Surface Finish: 9.9 MICROINCHES RIGHT SIDE; Material: STEEL; Hardness Rating: 40.0 ROCKWELL C MINIMUM AND 50.0 ROCKWELL C MAXIMUM. 8 total characteristics are documented in the Federal Logistics Information System.