The Washer,flat, cataloged under National Stock Number 5310-00-661-3274, is classified within Federal Supply Class 5310 (No Item Name Available) of the Hardware and Abrasives group. The primary manufacturer of record is Lockheed Martin Librascope Corporation. Government technical data includes 10 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 15 commercial cross-references from 14 manufacturers, enabling identification through both NSN and commercial part number lookups. 5 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Cancelled.
| Parameter | Value |
|---|---|
| NSN | 5310-00-661-3274 |
| Primary Part Number | 43304PC8 |
| Item Name | Washer,flat |
| FSC / FSG | 5310 / 53 — No Item Name Available |
| Manufacturer | Lockheed Martin Librascope Corporation |
| Status | CANCELLED |
| Material | STEEL COMP 302 OVERALL |
| Material Document and Classification | AISI ASSN STD SINGLE MATERIAL RESPONSE OVERALL |
| Surface Finish | 32.0 MICROINCHES ALL SURFACES |
| Surface Treatment | PASSIVATE OVERALL |
| Hole Diameter | 0.125 INCHES MINIMUM AND 0.127 INCHES MAXIMUM IN |
| Peripheral Shape Style | ROUND |
| Thickness | 0.009 INCHES MINIMUM AND 0.011 INCHES MAXIMUM IN |
| Cross-Sectional Shape Style | RECTANGULAR |
| Overall Diameter | 0.188 INCHES MINIMUM AND 0.191 INCHES MAXIMUM IN |
| Center Hole Shape Style | ROUND |
| Acquisition Status | CANCELLED |
| HAZMAT | No |
| Part Number | Manufacturer |
|---|---|
| 350455-2 | Northrop Grumman Corp Electronic Systems Defensive System Div (USA) |
| 339083 | Northrop Grumman Corp Electronic Systems Defensive System Div (USA) |
| G68-3 | Designatronics Incorporated Div Sterling Instruments Div (USA) |
| 566A004925 | L3 Technologies, Inc. Div L3 Keo (USA) |
| 794842-7 | Honeywell Intl Inc Defense Avionics Systems Former Bendix Navigation and Control Systems (USA) |
| 43304PC8 PRIMARY | Lockheed Martin Librascope Corporation (USA) |
| 34AA27B13-07 | Ge Aviation Systems Llc (USA) |
| 706125PC8 | Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier (USA) |
| 543-5572-003 | Rockwell Collins, Inc. Div Collins Aerospace - Mission Systems (USA) |
| 794842-7 | Honeywell Intl Inc Defense Avionics Systems (USA) |
| 11142-200 | Astronautics Corporation of America (USA) |
| SS1-27 | W. M. Berg, Inc. (USA) |
| 5710-17-10 | Seastrom Manufacturing Co Inc (USA) |
| 543-5572-003 | Rockwell Collins, Inc. Dba Collins Aerospace Government Systems Div Collins Aerospace - Government Systems (USA) |
| 60710939-3 PRIMARY | Northrop Grumman Systems Corporation (USA) |
NSN 5310-00-661-3274 is a Washer,flat, manufactured by Lockheed Martin Librascope Corporation, classified under FSC 5310 (No Item Name Available). Status: cancelled.
NSN 5310-00-661-3274 has 15 cross-referenced part numbers: 350455-2 (Northrop Grumman Corp Electronic Systems Defensive System Div), 339083 (Northrop Grumman Corp Electronic Systems Defensive System Div), G68-3 (Designatronics Incorporated Div Sterling Instruments Div), 566A004925 (L3 Technologies, Inc. Div L3 Keo), 794842-7 (Honeywell Intl Inc Defense Avionics Systems Former Bendix Navigation and Control Systems) and 10 more.
There are 5 known substitutes for 5310-00-661-3274: 3020-00-266-7679, 5310-00-689-7349, 5220-01-486-8361 and 2 more. Verify interchangeability with system specifications before substitution.
Key specifications for 43304PC8: Material: STEEL COMP 302 OVERALL; Material Document and Classification: AISI ASSN STD SINGLE MATERIAL RESPONSE OVERALL; Surface Finish: 32.0 MICROINCHES ALL SURFACES; Surface Treatment: PASSIVATE OVERALL. 10 total characteristics are documented in the Federal Logistics Information System.
NSN 5310-00-661-3274 is currently cancelled. Check with the Defense Logistics Agency for current availability and authorized substitutes.