The Washer,assembly, cataloged under National Stock Number 5310-01-130-6831, is classified within Federal Supply Class 5310 (Nuts and Washers) of the Hardware and Abrasives group. The manufacturer of record is Sps Technologies, Llc Dba PB Fasteners. Government technical data includes 1 specification, 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. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5310-01-130-6831 |
| Primary Part Number | 79277-6-7.0 |
| Item Name | Washer,assembly |
| FSC / FSG | 5310 / 53 — Nuts and Washers |
| Manufacturer | Sps Technologies, Llc Dba PB Fasteners |
| Status | ACTIVE |
| General Characteristics Item Description | STEEL MIL-S-6758 OR STEEL MIL-S-18729,CADMIUM PLATE QQ-P-416 TYPE 2 CLASS 2,CONSIST OF ONE COUNTERSUNK WASHER,ONE PLAIN WASHER,TWO PLI RINGS; 0.677 IN. MIN AND 0.697 IN. MAX OVERALL OUTSIDE DIA BY 0.247 IN. MIN THK; ROCKWELL C SCALE 39.0 MIN AND 43.0 MAX 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 |
|---|---|
| 4M225-6-7 | The Boeing Company Div Defense (USA) |
| 79277-6-7.0 PRIMARY | Sps Technologies, Llc Dba PB Fasteners (USA) |
NSN 5310-01-130-6831 is a Washer,assembly, manufactured by Sps Technologies, Llc Dba PB Fasteners, classified under FSC 5310, Nuts and Washers. Status: active.
NSN 5310-01-130-6831 has 2 manufacturer part numbers on file: 4M225-6-7 (The Boeing Company Div Defense), 79277-6-7.0 (Sps Technologies, Llc Dba PB Fasteners).
Key specifications for 79277-6-7.0: General Characteristics Item Description: STEEL MIL-S-6758 OR STEEL MIL-S-18729,CADMIUM PLATE QQ-P-416 TYPE 2 CLASS 2,CONSIST OF ONE COUNTERSUNK WASHER,ONE PLAIN WASHER,TWO PLI RINGS; 0.677 IN. MIN AND 0.697 IN. MAX OVERALL OUTSIDE DIA BY 0.247 IN. MIN THK; ROCKWELL C SCALE 39.0 MIN AND 43.0 MAX 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.