The Washer,shouldered, cataloged under National Stock Number 5310-00-438-5129, is classified within Federal Supply Class 5310 (No Item Name Available) of the Hardware and Abrasives group. The primary manufacturer of record is Triumph Thermal Systems - Maryland, Inc.. Government technical data includes 8 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 1 commercial cross-reference from 1 manufacturer, enabling identification through both NSN and commercial part number lookups. 4 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5310-00-438-5129 |
| Primary Part Number | 21611-2 |
| Item Name | Washer,shouldered |
| FSC / FSG | 5310 / 53 — No Item Name Available |
| Manufacturer | Triumph Thermal Systems - Maryland, Inc. |
| Status | ACTIVE |
| Shoulder Height | 0.091 INCHES NOMINAL IN |
| Material | RUBBER SYNTHETIC OVERALL |
| Style Designator | SHOULDERED |
| Material Thickness | 0.021 INCHES MINIMUM AND 0.031 INCHES MAXIMUM IN |
| Hole Diameter | 0.493 INCHES MINIMUM AND 0.503 INCHES MAXIMUM IN |
| Outside Diameter | 0.682 INCHES MINIMUM AND 0.692 INCHES MAXIMUM IN |
| Hardness Rating | 60.0 SHORE DUROMETER A MINIMUM AND 80.0 SHORE DUROMETER A MAXIMUM |
| Shoulder Diameter | 0.545 INCHES MINIMUM AND 0.555 INCHES MAXIMUM IN |
| Acquisition Status | ACTIVE |
| HAZMAT | No |
| Part Number | Manufacturer |
|---|---|
| 21611-2 PRIMARY | Triumph Thermal Systems - Maryland, Inc. (USA) |
NSN 5310-00-438-5129 is a Washer,shouldered, manufactured by Triumph Thermal Systems - Maryland, Inc., classified under FSC 5310 (No Item Name Available). Status: active.
NSN 5310-00-438-5129 has 1 cross-referenced part number: 21611-2 (Triumph Thermal Systems - Maryland, Inc.).
There are 4 known substitutes for 5310-00-438-5129: 3110-00-100-6149, 1650-00-157-5945, 5836-01-186-5332 and 1 more. Verify interchangeability with system specifications before substitution.
Key specifications for 21611-2: Shoulder Height: 0.091 INCHES NOMINAL IN; Material: RUBBER SYNTHETIC OVERALL; Style Designator: SHOULDERED; Material Thickness: 0.021 INCHES MINIMUM AND 0.031 INCHES MAXIMUM IN. 8 total characteristics are documented in the Federal Logistics Information System.