The Washer,recessed, cataloged under National Stock Number 5310-01-204-2179, is classified within Federal Supply Class 5310 (Nuts and Washers) of the Hardware and Abrasives group. The manufacturer of record is Honeywell International Inc. Dba Honeywell Div Aerospace-South Bend (westmoor St). Government technical data includes 7 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 | 5310-01-204-2179 |
| Primary Part Number | 2608490 |
| Item Name | Washer,recessed |
| FSC / FSG | 5310 / 53 — Nuts and Washers |
| Manufacturer | Honeywell International Inc. Dba Honeywell Div Aerospace-South Bend (westmoor St) |
| Status | ACTIVE |
| Style Designator | RECESSED |
| Material Document and Classification | AMS 6370 ASSN STD SINGLE MATERIAL RESPONSE AND MIL-S-6758 MIL SPEC SINGLE MATERIAL RESPONSE OR AMS 6280 ASSN STD SINGLE MATERIAL RESPONSE AND MIL-S-6050 MIL SPEC SINGLE MATERIAL RESPONSE OVERALL |
| Outside Diameter | 5.110 INCHES NOMINAL IN |
| Recess Depth | 0.770 INCHES MINIMUM AND 0.780 INCHES MAXIMUM IN |
| Material Thickness | 0.060 INCHES MINIMUM AND 0.070 INCHES MAXIMUM IN |
| Material | STEEL COMP 4130 OR STEEL COMP 8630 OVERALL |
| Hole Diameter | 4.360 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 |
|---|---|
| 2608490 PRIMARY | Honeywell International Inc. Dba Honeywell Div Aerospace-South Bend (westmoor St) (USA) |
NSN 5310-01-204-2179 is a Washer,recessed, manufactured by Honeywell International Inc. Dba Honeywell Div Aerospace-South Bend (westmoor St), classified under FSC 5310, Nuts and Washers. Status: active.
NSN 5310-01-204-2179 has 1 manufacturer part number on file: 2608490 (Honeywell International Inc. Dba Honeywell Div Aerospace-South Bend (westmoor St)).
Key specifications for 2608490: Overall Height: 0.830 INCHES MINIMUM AND 0.850 INCHES MAXIMUM IN; Style Designator: RECESSED; Material Document and Classification: AMS 6370 ASSN STD SINGLE MATERIAL RESPONSE AND MIL-S-6758 MIL SPEC SINGLE MATERIAL RESPONSE OR AMS 6280 ASSN STD SINGLE MATERIAL RESPONSE AND MIL-S-6050 MIL SPEC SINGLE MATERIAL RESPONSE OVERALL; Outside Diameter: 5.110 INCHES NOMINAL IN. 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.