The Washer,flat, cataloged under National Stock Number 5310-01-144-1453, is classified within Federal Supply Class 5310 (Nuts and Washers) of the Hardware and Abrasives group. The manufacturer of record is Grundfos Cbs, Inc Dba Paco Pumps. Government technical data includes 7 specifications, 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog.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 | 5310-01-144-1453 |
| Primary Part Number | 10008851H303 |
| Item Name | Washer,flat |
| FSC / FSG | 5310 / 53 — Nuts and Washers |
| Manufacturer | Grundfos Cbs, Inc Dba Paco Pumps |
| Status | ACTIVE |
| Overall Diameter | 1.625 INCHES NOMINAL IN |
| Cross-Sectional Shape Style | RECTANGULAR |
| Peripheral Shape Style | ROUND |
| Material | STEEL COMP 316 OVERALL |
| Center Hole Shape Style | ROUND |
| Hole Diameter | 0.516 INCHES NOMINAL IN |
| Thickness | 0.188 INCHES NOMINAL 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 |
|---|---|
| 10008851H303 PRIMARY | Grundfos Cbs, Inc Dba Paco Pumps (USA) |
| Reference | Meaning |
|---|---|
| 10008851H303 | C/1 Advisory reference — outside the item-of-supply concept Zf Industrieantriebe Witten Gmbh |
NSN 5310-01-144-1453 is a Washer,flat, manufactured by Grundfos Cbs, Inc Dba Paco Pumps, classified under FSC 5310, Nuts and Washers. Status: active.
NSN 5310-01-144-1453 has 1 manufacturer part number on file: 10008851H303 (Grundfos Cbs, Inc Dba Paco Pumps).
Key specifications for 10008851H303: Overall Diameter: 1.625 INCHES NOMINAL IN; Cross-Sectional Shape Style: RECTANGULAR; Peripheral Shape Style: ROUND; End Item Identification: FIRE PUMP MODEL 20951-0462X2 ONBOARD 41 FT UTB COAST GUARD VESSELS FT. 7 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.
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.