The Washer Set,spring Tension,matche, cataloged under National Stock Number 5310-01-605-3290, is classified within Federal Supply Class 5310 (Nuts and Washers) of the Hardware and Abrasives group. The manufacturer of record is Mcmaster-Carr Supply Co. Government technical data includes 3 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 | 5310-01-605-3290 |
| Primary Part Number | 91131A070 |
| Item Name | Washer Set,spring Tension,matche |
| FSC / FSG | 5310 / 53 — Nuts and Washers |
| Manufacturer | Mcmaster-Carr Supply Co |
| Status | ACTIVE |
| Component Quantity | 2 |
| Supply Items and Quantities | 2 |
| Component Document Origin | INDUSTRIAL |
| 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 |
|---|---|
| 91131A070 PRIMARY | Mcmaster-Carr Supply Co (USA) |
NSN 5310-01-605-3290 is a Washer Set,spring Tension,matche, manufactured by Mcmaster-Carr Supply Co, classified under FSC 5310, Nuts and Washers. Status: active.
NSN 5310-01-605-3290 has 1 manufacturer part number on file: 91131A070 (Mcmaster-Carr Supply Co).
Key specifications for 91131A070: Component Quantity: 2; Supply Items and Quantities: 2; Component Document Origin: INDUSTRIAL; Special Features: SHAPE SPHERICAL, FOR SCREW SIZE 7/16, 1/2 IN, MATERIAL TYPE STEEL, BLACK OXIDE STEEL, TYPE CASE-HARDENED STEEL, SPERICAL PIECE SET, RADIUS 1-1/2 IN, MALE INDIED DIAMETER 17/32 IN, FEMALE INSIDE DIAMETER 9/16 IN, MINIMUM THICKNESS 029 IN, MAXIMUM THICKNESS 033 IN, ROCKWELL HARDNESS MINIMUM C48, MALE OUTSIDE DIAMETER 1-1/8 IN DIAMETERM FEMALE OUTSIDE DIAMETER 1-1/8 IN DIAMETER, MAXIMUM CORRECTION 2 IN, IN. 3 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.