The Washer,flat, cataloged under National Stock Number 5310-01-231-7464, is classified within Federal Supply Class 5310 (Nuts and Washers) of the Hardware and Abrasives group. The manufacturer of record is Northrop Grumman Corp Electronic Systems Defensive System Div. Government technical data includes 10 specifications, cited from the U.S. Government catalog. The record lists 4 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5310-01-231-7464 |
| Primary Part Number | AF0077-008 |
| Item Name | Washer,flat |
| FSC / FSG | 5310 / 53 — Nuts and Washers |
| Manufacturer | Northrop Grumman Corp Electronic Systems Defensive System Div |
| Status | ACTIVE |
| Surface Treatment Document and Classification | QQ-P-35 FED SPEC SINGLE TREATMENT RESPONSE OVERALL |
| Overall Diameter | 0.299 INCHES MINIMUM AND 0.319 INCHES MAXIMUM IN |
| Material Document and Classification | AMS 5525 ASSN STD SINGLE MATERIAL RESPONSE OR AMS 5737 ASSN STD SINGLE MATERIAL RESPONSE OVERALL |
| Cross-Sectional Shape Style | RECTANGULAR |
| Surface Treatment | PASSIVATE OVERALL |
| Peripheral Shape Style | ROUND |
| Material | IRON ALLOY 660 OVERALL |
| Center Hole Shape Style | ROUND |
| Hole Diameter | 0.169 INCHES MINIMUM AND 0.179 INCHES MAXIMUM IN |
| Thickness | 0.029 INCHES MINIMUM AND 0.035 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 |
|---|---|
| FT1627-8 | Fastener Technology Corp (USA) |
| AF0077-008 PRIMARY | Northrop Grumman Corp Electronic Systems Defensive System Div (USA) |
| AS3195-8 | Anillo Industries Llc (USA) |
| FIT8077-8 | Fastener Innovation Technology, Inc. Dba F I T (USA) |
NSN 5310-01-231-7464 is a Washer,flat, manufactured by Northrop Grumman Corp Electronic Systems Defensive System Div, classified under FSC 5310, Nuts and Washers. Status: active.
NSN 5310-01-231-7464 has 4 manufacturer part numbers on file: FT1627-8 (Fastener Technology Corp), AF0077-008 (Northrop Grumman Corp Electronic Systems Defensive System Div), AS3195-8 (Anillo Industries Llc), FIT8077-8 (Fastener Innovation Technology, Inc. Dba F I T).
Key specifications for AF0077-008: Surface Treatment Document and Classification: QQ-P-35 FED SPEC SINGLE TREATMENT RESPONSE OVERALL; Overall Diameter: 0.299 INCHES MINIMUM AND 0.319 INCHES MAXIMUM IN; Material Document and Classification: AMS 5525 ASSN STD SINGLE MATERIAL RESPONSE OR AMS 5737 ASSN STD SINGLE MATERIAL RESPONSE OVERALL; Cross-Sectional Shape Style: RECTANGULAR. 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.