The Washer,flat, cataloged under National Stock Number 5310-00-419-3158, is classified within Federal Supply Class 5310 (No Item Name Available) of the Hardware and Abrasives group. The primary manufacturer of record is Seastrom Manufacturing Co Inc. Government technical data includes 8 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 3 commercial cross-references from 3 manufacturers, enabling identification through both NSN and commercial part number lookups. 2 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5310-00-419-3158 |
| Primary Part Number | 5610-64-31 |
| Item Name | Washer,flat |
| FSC / FSG | 5310 / 53 — No Item Name Available |
| Manufacturer | Seastrom Manufacturing Co Inc |
| Status | ACTIVE |
| Cross-Sectional Shape Style | RECTANGULAR |
| Material | PLASTIC POLYHEXAMETHYLENE ADIPAMIDE OVERALL |
| Overall Diameter | 0.490 INCHES MINIMUM AND 0.510 INCHES MAXIMUM IN |
| Material Document and Classification | L-P-410 FED SPEC SINGLE MATERIAL RESPONSE OVERALL |
| Peripheral Shape Style | ROUND |
| Hole Diameter | 0.208 INCHES MINIMUM AND 0.228 INCHES MAXIMUM IN |
| Center Hole Shape Style | ROUND |
| Thickness | 0.031 INCHES NOMINAL IN |
| Acquisition Status | ACTIVE |
| HAZMAT | No |
| Part Number | Manufacturer |
|---|---|
| 5610-64-31 PRIMARY | Seastrom Manufacturing Co Inc (USA) |
| 16600747-058 | Sypris Electronics, Llc Div Sypris Electronics, Llc - Colorado Field Services (USA) |
| 902590-3 | Lockheed Martin Librascope Corporation (USA) |
NSN 5310-00-419-3158 is a Washer,flat, manufactured by Seastrom Manufacturing Co Inc, classified under FSC 5310 (No Item Name Available). Status: active.
NSN 5310-00-419-3158 has 3 cross-referenced part numbers: 5610-64-31 (Seastrom Manufacturing Co Inc), 16600747-058 (Sypris Electronics, Llc Div Sypris Electronics, Llc - Colorado Field Services), 902590-3 (Lockheed Martin Librascope Corporation).
There are 2 known substitutes for 5310-00-419-3158: 5970-00-556-2717, 2520-00-871-6818. Verify interchangeability with system specifications before substitution.
Key specifications for 5610-64-31: Cross-Sectional Shape Style: RECTANGULAR; Material: PLASTIC POLYHEXAMETHYLENE ADIPAMIDE OVERALL; Overall Diameter: 0.490 INCHES MINIMUM AND 0.510 INCHES MAXIMUM IN; Material Document and Classification: L-P-410 FED SPEC SINGLE MATERIAL RESPONSE OVERALL. 8 total characteristics are documented in the Federal Logistics Information System.