The Vane,pump,rotary, cataloged under National Stock Number 4320-00-397-5903, is classified within Federal Supply Class 4320 (No Item Name Available) of the Pumps and Compressors group. The primary manufacturer of record is Weldon Pump Llc. This item has 4 commercial cross-references from 3 manufacturers, enabling identification through both NSN and commercial part number lookups. 8 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Cancelled.
| Parameter | Value |
|---|---|
| NSN | 4320-00-397-5903 |
| Primary Part Number | 100550 |
| Item Name | Vane,pump,rotary |
| FSC / FSG | 4320 / 43 — No Item Name Available |
| Manufacturer | Weldon Pump Llc |
| Status | CANCELLED |
| Acquisition Status | CANCELLED |
| HAZMAT | No |
NSN 4320-00-397-5903 is a Vane,pump,rotary, manufactured by Weldon Pump Llc, classified under FSC 4320 (No Item Name Available). Status: cancelled.
NSN 4320-00-397-5903 has 4 cross-referenced part numbers: 100550 (Grimes Aerospace Company), 100550 (Weldon Tool Co the), 100550 (Weldon Pump Llc), 100550X (Weldon Tool Co the).
There are 8 known substitutes for 4320-00-397-5903: 3040-00-086-7104, 5365-00-370-0243, 6250-01-041-4892 and 5 more. Verify interchangeability with system specifications before substitution.
Key specifications for 100550: Special Features: STEEL,ROCKWELL C62 AND 65 HARDNESS,0.233 IN.LG;0.188 IN.W;0.061 IN.THK IN. 1 total characteristics are documented in the Federal Logistics Information System.
NSN 4320-00-397-5903 is currently cancelled. Check with the Defense Logistics Agency for current availability and authorized substitutes.