The Washer,lock, cataloged under National Stock Number 5310-00-660-1819, is classified within Federal Supply Class 5310 (No Item Name Available) of the Hardware and Abrasives group. The primary manufacturer of record is U S Army Tank Automotive Command Amsta-Im-Mm. Government technical data includes 10 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 5 commercial cross-references from 5 manufacturers, enabling identification through both NSN and commercial part number lookups. 4 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Cancelled.
| Parameter | Value |
|---|---|
| NSN | 5310-00-660-1819 |
| Primary Part Number | 12387269-48 |
| Item Name | Washer,lock |
| FSC / FSG | 5310 / 53 — No Item Name Available |
| Manufacturer | U S Army Tank Automotive Command Amsta-Im-Mm |
| Status | CANCELLED |
| Surface Treatment | CADMIUM AND CHROMATE OVERALL |
| Style Designator | FLAT INTERNAL TEETH |
| Surface Treatment Document and Classification | QQ-P-416,TY 2,CL 3 FED SPEC SINGLE TREATMENT RESPONSE OVERALL |
| Hardness Rating | 40.0 ROCKWELL C MINIMUM AND 50.0 ROCKWELL C MAXIMUM |
| Material | STEEL COMP 1050 OR STEEL COMP 1551 OR STEEL COMP 1552 OR STEEL COMP 1053 OR STEEL COMP 1055 OR STEEL COMP 1059 OR STEEL COMP 1060 OR STEEL COMP 1561 OR STEEL COMP 1064 OVERALL |
| Nondefinitive Spec/std Data | 1 TYPE AND A GRADE AND 1 STYLE AND 1 COMPOSITION |
| Hole Diameter | 0.894 INCHES MINIMUM AND 0.927 INCHES MAXIMUM IN |
| Material Thickness | 0.052 INCHES MINIMUM AND 0.060 INCHES MAXIMUM IN |
| Material Document and Classification | 66 FED STD ALL MATERIAL RESPONSES OVERALL |
| Outside Diameter | 1.364 INCHES MINIMUM AND 1.410 INCHES MAXIMUM IN |
| Acquisition Status | CANCELLED |
| HAZMAT | No |
| Part Number | Manufacturer |
|---|---|
| 12387269-48 | U S Army Tank Automotive Command Amsta-Im-Mm (USA) |
| FF-W-100 | Federal Specifications Promulgated by General Services Administration Washington DC (USA) |
| MS35333-48 | Military Standards Promulgated by Military Departments Under Authority of Defense Standardization Manual 4120 3-M |
| 1234-00 | Itw Shakeproof Automotive Products (USA) |
| XX002-9993 | Rdm Technology B.v. (NLD) |
NSN 5310-00-660-1819 is a Washer,lock, manufactured by U S Army Tank Automotive Command Amsta-Im-Mm, classified under FSC 5310 (No Item Name Available). Status: cancelled.
NSN 5310-00-660-1819 has 5 cross-referenced part numbers: 12387269-48 (U S Army Tank Automotive Command Amsta-Im-Mm), FF-W-100 (Federal Specifications Promulgated by General Services Administration Washington DC), MS35333-48 (Military Standards Promulgated by Military Departments Under Authority of Defense Standardization Manual 4120 3-M), 1234-00 (Itw Shakeproof Automotive Products), XX002-9993 (Rdm Technology B.v.).
There are 4 known substitutes for 5310-00-660-1819: 5930-00-392-1944, 5930-01-249-5917, 6650-01-344-3570 and 1 more. Verify interchangeability with system specifications before substitution.
Key specifications for 12387269-48: Surface Treatment: CADMIUM AND CHROMATE OVERALL; Style Designator: FLAT INTERNAL TEETH; End Item Identification: MRAP - COUGAR ISS 1.0; MRAP - COUGAR ISS 1.5; MRAP - M-ATV UI; Surface Treatment Document and Classification: QQ-P-416,TY 2,CL 3 FED SPEC SINGLE TREATMENT RESPONSE OVERALL. 11 total characteristics are documented in the Federal Logistics Information System.
NSN 5310-00-660-1819 is currently cancelled. Check with the Defense Logistics Agency for current availability and authorized substitutes.