The Puller,valve Seat, cataloged under National Stock Number 4320-00-258-7880, is classified within Federal Supply Class 4320 (Power and Hand Pumps) of the Pumps and Compressors group. The manufacturer of record is Idsc Holdings Dba Equiserv Dba Equiserv. Government technical data includes 1 specification, cited from the U.S. Government catalog. The record lists 1 manufacturer part number for this item, enabling identification through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4320-00-258-7880 |
| Primary Part Number | 1250638 |
| Item Name | Puller,valve Seat |
| FSC / FSG | 4320 / 43 — Power and Hand Pumps |
| Manufacturer | Idsc Holdings Dba Equiserv Dba Equiserv |
| Status | ACTIVE |
| General Characteristics Item Description | STEEL,6.500 IN.O/A LG,0.812 IN.OD IN |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Criticality Code | X |
| Part Number | Manufacturer |
|---|---|
| 1250638 PRIMARY | Idsc Holdings Dba Equiserv Dba Equiserv (USA) |
| Reference | Meaning |
|---|---|
| 1250638 | 5/9 Secondary reference Asset Systems, Inc. Dba Asset Systems Inc |
NSN 4320-00-258-7880 is a Puller,valve Seat, manufactured by Idsc Holdings Dba Equiserv Dba Equiserv, classified under FSC 4320, Power and Hand Pumps. Status: active.
NSN 4320-00-258-7880 has 1 manufacturer part number on file: 1250638 (Idsc Holdings Dba Equiserv Dba Equiserv).
Key specifications for 1250638: General Characteristics Item Description: STEEL,6.500 IN.O/A LG,0.812 IN.OD IN. 1 specification is 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.
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.