The Washer,recessed, cataloged under National Stock Number 5310-00-116-4307, is classified within Federal Supply Class 5310 (Nuts and Washers) of the Hardware and Abrasives group. The manufacturer of record is Naval Inventory Control Point Mechanicsburg. Government technical data includes 10 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 | 5310-00-116-4307 |
| Primary Part Number | 77344079 |
| Item Name | Washer,recessed |
| FSC / FSG | 5310 / 53 — Nuts and Washers |
| Manufacturer | Naval Inventory Control Point Mechanicsburg |
| Status | ACTIVE |
| Surface Treatment Document and Classification | PF12 0.0003 IN.MIN,0.0006 IN.MAX,FSCM 21883 MFR REF SINGLE TREATMENT RESPONSE OVERALL IN |
| Heat Treatment | AS FABRICATED |
| Style Designator | RECESSED |
| Material Document and Classification | STK540,FSCM 03014 MFR REF SINGLE MATERIAL RESPONSE OVERALL |
| Recess Depth | 0.025 INCHES MINIMUM AND 0.035 INCHES MAXIMUM IN |
| Material Thickness | 0.045 INCHES MINIMUM AND 0.050 INCHES MAXIMUM IN |
| Recess Diameter | 0.255 INCHES MINIMUM AND 0.265 INCHES MAXIMUM IN |
| Surface Treatment | CADMIUM OVERALL |
| Hole Diameter | 0.195 INCHES MINIMUM AND 0.205 INCHES MAXIMUM IN |
| Recess Angle | 86.0 DEGREES MINIMUM AND 94.0 DEGREES MAXIMUM |
| 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 |
|---|---|
| 77344079 PRIMARY | Naval Inventory Control Point Mechanicsburg (USA) |
NSN 5310-00-116-4307 is a Washer,recessed, manufactured by Naval Inventory Control Point Mechanicsburg, classified under FSC 5310, Nuts and Washers. Status: active.
NSN 5310-00-116-4307 has 1 manufacturer part number on file: 77344079 (Naval Inventory Control Point Mechanicsburg).
Key specifications for 77344079: Surface Treatment Document and Classification: PF12 0.0003 IN.MIN,0.0006 IN.MAX,FSCM 21883 MFR REF SINGLE TREATMENT RESPONSE OVERALL IN; Heat Treatment: AS FABRICATED; Style Designator: RECESSED; Material Document and Classification: STK540,FSCM 03014 MFR REF SINGLE MATERIAL RESPONSE OVERALL. 10 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.