The Washer,flat, cataloged under National Stock Number 5310-00-063-7416, is classified within Federal Supply Class 5310 (No Item Name Available) of the Hardware and Abrasives group. The primary manufacturer of record is Itt Industries Inc Itt Aerospace Communications Div East. Government technical data includes 12 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 6 commercial cross-references from 6 manufacturers, enabling identification through both NSN and commercial part number lookups. 2 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Cancelled.
| Parameter | Value |
|---|---|
| NSN | 5310-00-063-7416 |
| Primary Part Number | 4521230-4 |
| Item Name | Washer,flat |
| FSC / FSG | 5310 / 53 — No Item Name Available |
| Manufacturer | Itt Industries Inc Itt Aerospace Communications Div East |
| Status | CANCELLED |
| Overall Diameter | 0.307 INCHES MINIMUM AND 0.320 INCHES MAXIMUM IN |
| Hole Diameter | 0.120 INCHES MINIMUM AND 0.133 INCHES MAXIMUM IN |
| Center Hole Shape Style | ROUND |
| Material Document and Classification | QQ-B-613 FED SPEC SINGLE MATERIAL RESPONSE OVERALL |
| Surface Treatment | CADMIUM OVERALL |
| Surface Treatment Document and Classification | QQ-P-416,TY 2,CL 3 FED SPEC SINGLE TREATMENT RESPONSE OVERALL |
| Nondefinitive Spec/std Data | A TYPE AND 1 GRADE AND E CLASS |
| Peripheral Shape Style | ROUND |
| Departure From Cited Designator | AS MODIFIED BY THE SURFACE TREATMENT |
| Material | COPPER ALLOY 11 OVERALL |
| Cross-Sectional Shape Style | RECTANGULAR |
| Thickness | 0.025 INCHES MINIMUM AND 0.040 INCHES MAXIMUM IN |
| Acquisition Status | CANCELLED |
| HAZMAT | No |
| Part Number | Manufacturer |
|---|---|
| 4521230-4 | Itt Industries Inc Itt Aerospace Communications Div East (USA) |
| MS15795-904 | Military Standards Promulgated by Military Departments Under Authority of Defense Standardization Manual 4120 3-M |
| MS15795-904 | National Aerospace Standards Committee Aerospace Industries Association of America Inc Not for Rfq or Solicitation Use (USA) |
| 4521230-4 | L3harris Technologies, Inc. Dba Harris Corporation (USA) |
| 901792-03 | Northrop Grumman Systems Corporation (USA) |
| 901792-03 | Lockheed Martin Corp Dba Lockheed Martin Div Mst - Eagan (USA) |
NSN 5310-00-063-7416 is a Washer,flat, manufactured by Itt Industries Inc Itt Aerospace Communications Div East, classified under FSC 5310 (No Item Name Available). Status: cancelled.
NSN 5310-00-063-7416 has 6 cross-referenced part numbers: 4521230-4 (Itt Industries Inc Itt Aerospace Communications Div East), MS15795-904 (Military Standards Promulgated by Military Departments Under Authority of Defense Standardization Manual 4120 3-M), MS15795-904 (National Aerospace Standards Committee Aerospace Industries Association of America Inc Not for Rfq or Solicitation Use), 4521230-4 (L3harris Technologies, Inc. Dba Harris Corporation), 901792-03 (Northrop Grumman Systems Corporation) and 1 more.
There are 2 known substitutes for 5310-00-063-7416: 5310-00-045-5204, 5310-00-591-3416. Verify interchangeability with system specifications before substitution.
Key specifications for 4521230-4: Overall Diameter: 0.307 INCHES MINIMUM AND 0.320 INCHES MAXIMUM IN; Hole Diameter: 0.120 INCHES MINIMUM AND 0.133 INCHES MAXIMUM IN; Center Hole Shape Style: ROUND; Material Document and Classification: QQ-B-613 FED SPEC SINGLE MATERIAL RESPONSE OVERALL. 12 total characteristics are documented in the Federal Logistics Information System.
NSN 5310-00-063-7416 is currently cancelled. Check with the Defense Logistics Agency for current availability and authorized substitutes.