The Washer,flat, cataloged under National Stock Number 5310-01-147-0320, 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 11 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. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5310-01-147-0320 |
| Primary Part Number | 78076TP-18 |
| Item Name | Washer,flat |
| FSC / FSG | 5310 / 53 — Nuts and Washers |
| Manufacturer | Sps Technologies, Llc Dba PB Fasteners |
| Status | ACTIVE |
| Surface Treatment Document and Classification | QQ-P-35 TYPE I FED SPEC SINGLE TREATMENT RESPONSE OVERALL |
| Overall Diameter | 2.120 INCHES MINIMUM AND 2.130 INCHES MAXIMUM IN |
| Hardness Rating | 34.0 ROCKWELL C MINIMUM |
| Material Document and Classification | AMS 5663 ASSN STD SINGLE MATERIAL RESPONSE OVERALL |
| Cross-Sectional Shape Style | RECTANGULAR |
| Surface Treatment | PASSIVATE OVERALL |
| Peripheral Shape Style | ROUND |
| Material | NICKEL ALLOY 718 OVERALL |
| Center Hole Shape Style | ROUND |
| Hole Diameter | 1.127 INCHES MINIMUM AND 1.131 INCHES MAXIMUM IN |
| Thickness | 0.099 INCHES MINIMUM AND 0.119 INCHES MAXIMUM 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 |
|---|---|
| 78076TP-18 PRIMARY | Sps Technologies, Llc Dba PB Fasteners (USA) |
NSN 5310-01-147-0320 is a Washer,flat, manufactured by Sps Technologies, Llc Dba PB Fasteners, classified under FSC 5310, Nuts and Washers. Status: active.
NSN 5310-01-147-0320 has 1 manufacturer part number on file: 78076TP-18 (Sps Technologies, Llc Dba PB Fasteners).
Key specifications for 78076TP-18: Surface Treatment Document and Classification: QQ-P-35 TYPE I FED SPEC SINGLE TREATMENT RESPONSE OVERALL; Overall Diameter: 2.120 INCHES MINIMUM AND 2.130 INCHES MAXIMUM IN; Hardness Rating: 34.0 ROCKWELL C MINIMUM; Material Document and Classification: AMS 5663 ASSN STD SINGLE MATERIAL RESPONSE OVERALL. 11 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.