The Washer,flat, cataloged under National Stock Number 5310-01-119-3155, is classified within Federal Supply Class 5310 (Nuts and Washers) of the Hardware and Abrasives group. The manufacturer of record is Sypris Electronics, Llc Dba Sypris Electronics Llc. Government technical data includes 8 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5310-01-119-3155 |
| Primary Part Number | H5-15-4657-1 |
| Item Name | Washer,flat |
| FSC / FSG | 5310 / 53 — Nuts and Washers |
| Manufacturer | Sypris Electronics, Llc Dba Sypris Electronics Llc |
| Status | ACTIVE |
| Overall Diameter | 0.187 INCHES NOMINAL IN |
| Material Document and Classification | ASTM A582 ASSN STD 1ST MATERIAL RESPONSE OR QQ-S-763 FED SPEC 2ND MATERIAL RESPONSE OVERALL |
| Cross-Sectional Shape Style | RECTANGULAR |
| Peripheral Shape Style | ROUND |
| Material | STEEL COMP 303 OR STEEL COMP 304 OVERALL |
| Center Hole Shape Style | ROUND |
| Hole Diameter | 0.126 INCHES MINIMUM AND 0.131 INCHES MAXIMUM IN |
| Thickness | 0.038 INCHES MINIMUM AND 0.040 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 |
|---|---|
| H5-15-4657-1 | Sypris Electronics, Llc Dba Sypris Electronics Llc (USA) |
| 326015162 | Elac Sonar Gmbh (DEU) |
| Reference | Meaning |
|---|---|
| B5-15-4657 | 3/2 Design control — primary reference U.S. Government activity |
NSN 5310-01-119-3155 is a Washer,flat, manufactured by Sypris Electronics, Llc Dba Sypris Electronics Llc, classified under FSC 5310, Nuts and Washers. Status: active.
NSN 5310-01-119-3155 has 2 manufacturer part numbers on file: H5-15-4657-1 (Sypris Electronics, Llc Dba Sypris Electronics Llc), 326015162 (Elac Sonar Gmbh).
Key specifications for H5-15-4657-1: Overall Diameter: 0.187 INCHES NOMINAL IN; Material Document and Classification: ASTM A582 ASSN STD 1ST MATERIAL RESPONSE OR QQ-S-763 FED SPEC 2ND MATERIAL RESPONSE OVERALL; Cross-Sectional Shape Style: RECTANGULAR; Peripheral Shape Style: ROUND. 8 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.