The Washer,flat, cataloged under National Stock Number 5310-01-108-6348, is classified within Federal Supply Class 5310 (Nuts and Washers) of the Hardware and Abrasives group. The manufacturer of record is Goriziane Group Spa. Government technical data includes 7 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through both NSN and commercial part number lookups. 3 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 3 items share a part number with this NSN in the catalog (possible match — not a government interchangeability claim). Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5310-01-108-6348 |
| Primary Part Number | 2600133 |
| Item Name | Washer,flat |
| FSC / FSG | 5310 / 53 — Nuts and Washers |
| Manufacturer | Goriziane Group Spa |
| Status | ACTIVE |
| Overall Diameter | 2.000 INCHES NOMINAL IN |
| Cross-Sectional Shape Style | RECTANGULAR |
| Peripheral Shape Style | ROUND |
| Material | PLASTIC, POLYETHYLENE (PP) OVERALL |
| Center Hole Shape Style | ROUND |
| Hole Diameter | 1.005 INCHES MINIMUM AND 1.007 INCHES MAXIMUM IN |
| Thickness | 0.125 INCHES NOMINAL 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 |
|---|---|
| 2600133 | Goriziane Group Spa (ITA) |
| HMW1900 | Hannah M a Co (USA) |
| Reference | Meaning |
|---|---|
| 2600139 | 5/2 Secondary reference U.S. Government activity |
| 2600133 | 5/9 Secondary reference Naval Sea Systems Command |
| 2600133 | 3/2 Design control — primary reference U.S. Government activity |
NSN 5310-01-108-6348 is a Washer,flat, manufactured by Goriziane Group Spa, classified under FSC 5310, Nuts and Washers. Status: active.
NSN 5310-01-108-6348 has 2 manufacturer part numbers on file: 2600133 (Goriziane Group Spa), HMW1900 (Hannah M a Co).
3 possible matches (shared part number, not a government interchangeability claim): 5340-01-208-1127, 5330-01-363-2687, 7025-01-482-3129. Verify interchangeability with system specifications before substitution.
Key specifications for 2600133: Overall Diameter: 2.000 INCHES NOMINAL IN; Cross-Sectional Shape Style: RECTANGULAR; Peripheral Shape Style: ROUND; Material: PLASTIC, POLYETHYLENE (PP) OVERALL. 7 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.