The Washer,flat, cataloged under National Stock Number 5310-01-609-3318, is classified within Federal Supply Class 5310 (Nuts and Washers) of the Hardware and Abrasives group. The manufacturer of record is J-Line Pump Co. Dba American-Marsh Pumps. Government technical data includes 4 specifications, cited from the U.S. Government catalog. The record lists 2 manufacturer part numbers 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog.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 | 5310-01-609-3318 |
| Primary Part Number | 029-9123-000 |
| Item Name | Washer,flat |
| FSC / FSG | 5310 / 53 — Nuts and Washers |
| Manufacturer | J-Line Pump Co. Dba American-Marsh Pumps |
| Status | ACTIVE |
| Cross-Sectional Shape Style | RECTANGULAR |
| Peripheral Shape Style | ROUND |
| Material | RUBBER OVERALL |
| Center Hole Shape Style | ROUND |
| 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 |
|---|---|
| 029-9123-000 PRIMARY | J-Line Pump Co. Dba American-Marsh Pumps (USA) |
| ED0077011540-S | Lombardini U.s.a., Inc (USA) |
| Reference | Meaning |
|---|---|
| 7701.1540 | 5/9 Secondary reference Lombardini U.s.a., Inc |
NSN 5310-01-609-3318 is a Washer,flat, manufactured by J-Line Pump Co. Dba American-Marsh Pumps, classified under FSC 5310, Nuts and Washers. Status: active.
NSN 5310-01-609-3318 has 2 manufacturer part numbers on file: 029-9123-000 (J-Line Pump Co. Dba American-Marsh Pumps), ED0077011540-S (Lombardini U.s.a., Inc).
Key specifications for 029-9123-000: Cross-Sectional Shape Style: RECTANGULAR; Peripheral Shape Style: ROUND; Part Name Assigned by Controlling Agency: RUBBER WASHER; Material: RUBBER OVERALL. 4 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.