The Pump,reciprocating, cataloged under National Stock Number 4320-01-521-7091, is classified within Federal Supply Class 4320 (No Item Name Available) of the Pumps and Compressors group. The primary manufacturer of record is Twin Disc, Incorporated Dba Twin Disc Mid-Atlantic. This item has 1 commercial cross-reference from 1 manufacturer, enabling identification through both NSN and commercial part number lookups. 5 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4320-01-521-7091 |
| Primary Part Number | 8757 |
| Item Name | Pump,reciprocating |
| FSC / FSG | 4320 / 43 — No Item Name Available |
| Manufacturer | Twin Disc, Incorporated Dba Twin Disc Mid-Atlantic |
| Status | ACTIVE |
| Acquisition Status | ACTIVE |
| HAZMAT | No |
| Part Number | Manufacturer |
|---|---|
| 8757 PRIMARY | Twin Disc, Incorporated Dba Twin Disc Mid-Atlantic (USA) |
NSN 4320-01-521-7091 is a Pump,reciprocating, manufactured by Twin Disc, Incorporated Dba Twin Disc Mid-Atlantic, classified under FSC 4320 (No Item Name Available). Status: active.
NSN 4320-01-521-7091 has 1 cross-referenced part number: 8757 (Twin Disc, Incorporated Dba Twin Disc Mid-Atlantic).
There are 5 known substitutes for 4320-01-521-7091: 5950-00-103-7513, 5950-00-503-5396, 6510-00-559-3211 and 2 more. Verify interchangeability with system specifications before substitution.
Key specifications for 8757: Special Features: NHA: HOUSING ASSEMBLY - REAR HALF, USED FOR R.H. ENGINE; End Item Identification: MARINE GEAR, MODEL MG5050A - 2.50:1 RATIO; Part Name Assigned by Controlling Agency: OIL PUMP ASSEMBLY. 3 total characteristics are documented in the Federal Logistics Information System.