The Nut,self-Locking,extended Washer, cataloged under National Stock Number 5310-01-281-8544, is classified within Federal Supply Class 5310 (Nuts and Washers) of the Hardware and Abrasives group. The manufacturer of record is Northrop Grumman Systems Corp Dba Northrop Grumman Computing Systems. The record lists 5 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog.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 | 5310-01-281-8544 |
| Primary Part Number | 03A154-14L |
| Item Name | Nut,self-Locking,extended Washer |
| FSC / FSG | 5310 / 53 — Nuts and Washers |
| Manufacturer | Northrop Grumman Systems Corp Dba Northrop Grumman Computing Systems |
| Status | ACTIVE |
| 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 |
|---|---|
| 03A154-14L PRIMARY | Northrop Grumman Systems Corp Dba Northrop Grumman Computing Systems (USA) |
| H52767-14 | Howmet Global Fastening Systems Inc (USA) |
| 83672-14L | Sps Technologies, Llc Dba PB Fasteners (USA) |
| BH154-14L | Bristol Industries, Llc (USA) |
| NRH90C-14M | Republic Fastener Mfg. Corp. Dba Arconic Fastening Systems (USA) |
| Reference | Meaning |
|---|---|
| VN325DH144 | 5/9 Secondary reference Voi-Shan/chatsworth Div of Vsi Corp Sub of Fairchild Industries Inc |
NSN 5310-01-281-8544 is a Nut,self-Locking,extended Washer, manufactured by Northrop Grumman Systems Corp Dba Northrop Grumman Computing Systems, classified under FSC 5310, Nuts and Washers. Status: active.
NSN 5310-01-281-8544 has 5 manufacturer part numbers on file: 03A154-14L (Northrop Grumman Systems Corp Dba Northrop Grumman Computing Systems), H52767-14 (Howmet Global Fastening Systems Inc), 83672-14L (Sps Technologies, Llc Dba PB Fasteners), BH154-14L (Bristol Industries, Llc), NRH90C-14M (Republic Fastener Mfg. Corp. Dba Arconic Fastening Systems).
Key specifications for 03A154-14L: End Item Identification: PACER SPECIAL. 0 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.