The Washer,flat, cataloged under National Stock Number 5310-01-103-6042, is classified within Federal Supply Class 5310 (No Item Name Available) of the Hardware and Abrasives group. The primary manufacturer of record is Oshkosh Defense Llc. Government technical data includes 11 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 13 commercial cross-references from 11 manufacturers, enabling identification through both NSN and commercial part number lookups. 12 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Cancelled.
| Parameter | Value |
|---|---|
| NSN | 5310-01-103-6042 |
| Primary Part Number | 1DD598 |
| Item Name | Washer,flat |
| FSC / FSG | 5310 / 53 — No Item Name Available |
| Manufacturer | Oshkosh Defense Llc |
| Status | CANCELLED |
| Center Hole Shape Style | ROUND |
| Hole Diameter | 0.276 INCHES MINIMUM AND 0.296 INCHES MAXIMUM IN |
| Surface Treatment Document and Classification | ASTM B633,TY 2 ASSN STD SINGLE TREATMENT RESPONSE OVERALL |
| Surface Treatment | ZINC AND CHROMATE OVERALL |
| Hardness Rating | 34.0 ROCKWELL C MINIMUM AND 38.0 ROCKWELL C MAXIMUM |
| Material Document and Classification | ASTM A108 ASSN STD ALL MATERIAL RESPONSES OVERALL |
| Material | STEEL COMP 1008 OR STEEL COMP 1010 OR STEEL COMP 1015 OR STEEL COMP 1016 OR STEEL COMP 1017 OR STEEL COMP 1018 OR STEEL COMP 1019 OR STEEL COMP 1020 OVERALL |
| Overall Diameter | 0.620 INCHES MINIMUM AND 0.640 INCHES MAXIMUM IN |
| Cross-Sectional Shape Style | RECTANGULAR |
| Thickness | 0.051 INCHES MINIMUM AND 0.080 INCHES MAXIMUM IN |
| Peripheral Shape Style | ROUND |
| Acquisition Status | CANCELLED |
| HAZMAT | No |
| Part Number | Manufacturer |
|---|---|
| 1DD598 | Oshkosh Defense Llc (USA) |
| 88-20033 | Department of Defense Project Manager-Mobile Electric Power (USA) |
| HFLW025EG | Unistrut International Corporation Dba Unistrut Diversified Products (USA) |
| 120392 | Allison Transmission Inc Dba Allison Transmission, Inc (USA) |
| MS51412-4 | Military Standards Promulgated by Military Departments Under Authority of Defense Standardization Manual 4120 3-M |
| 9419892 | General Motors Llc Dba General Motors Llc (USA) |
| 9419892 | General Motors Corp Chevrolet Motor Div Special Products Dept (USA) |
| 1DD598 | Oshkosh Corp (USA) |
| 5740700 | Am General Llc (USA) |
| 88-20033-20A | Department of Defense Project Manager-Mobile Electric Power (USA) |
| 120392 | General Motors Corp (USA) |
| 82-1030-0025 | Pierce Manufacturing Inc (USA) |
| 16KP938 | Oshkosh Defense Llc (USA) |
NSN 5310-01-103-6042 is a Washer,flat, manufactured by Oshkosh Defense Llc, classified under FSC 5310 (No Item Name Available). Status: cancelled.
NSN 5310-01-103-6042 has 13 cross-referenced part numbers: 1DD598 (Oshkosh Defense Llc), 88-20033 (Department of Defense Project Manager-Mobile Electric Power), HFLW025EG (Unistrut International Corporation Dba Unistrut Diversified Products), 120392 (Allison Transmission Inc Dba Allison Transmission, Inc), MS51412-4 (Military Standards Promulgated by Military Departments Under Authority of Defense Standardization Manual 4120 3-M) and 8 more.
There are 12 known substitutes for 5310-01-103-6042: 5310-00-044-6477, 5310-00-187-0146, 5950-00-421-6261 and 9 more. Verify interchangeability with system specifications before substitution.
Key specifications for 1DD598: Center Hole Shape Style: ROUND; Hole Diameter: 0.276 INCHES MINIMUM AND 0.296 INCHES MAXIMUM IN; Surface Treatment Document and Classification: ASTM B633,TY 2 ASSN STD SINGLE TREATMENT RESPONSE OVERALL; Surface Treatment: ZINC AND CHROMATE OVERALL. 12 total characteristics are documented in the Federal Logistics Information System.
NSN 5310-01-103-6042 is currently cancelled. Check with the Defense Logistics Agency for current availability and authorized substitutes.