The Washer,spring Tension, cataloged under National Stock Number 5310-01-033-3851, is classified within Federal Supply Class 5310 (Nuts and Washers) of the Hardware and Abrasives group. The manufacturer of record is Combat Capabilities Development Command (ccdc) Armaments Center Dba Ccdc Div Logistics Research and Engineering Directorate. Government technical data includes 5 specifications, cited from the U.S. Government catalog. The record lists 2 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. 3 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5310-01-033-3851 |
| Primary Part Number | 11826221 |
| Item Name | Washer,spring Tension |
| FSC / FSG | 5310 / 53 — Nuts and Washers |
| Manufacturer | Combat Capabilities Development Command (ccdc) Armaments Center Dba Ccdc Div Logistics Research and Engineering Directorate |
| Status | ACTIVE |
| Style Designator | SPRING TENSION |
| Outside Diameter | 24.8 MILLIMETERS NOMINAL24.8 MILLIMETERS NOMINAL MM |
| Material Thickness | 3.02 MILLIMETERS NOMINAL3.02 MILLIMETERS NOMINAL MM |
| Material | STEEL OVERALL |
| Hole Diameter | 10.17 MILLIMETERS MAXIMUM10.17 MILLIMETERS MAXIMUM MM |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL Q — CCL Item — Commerce Control List |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Criticality Code | X |
| Part Number | Manufacturer |
|---|---|
| 3602003448 | Fn Herstal Dba Fabrique Nationale Nouvelle Herstal (BEL) |
| 11826221 PRIMARY | Combat Capabilities Development Command (ccdc) Armaments Center Dba Ccdc Div Logistics Research and Engineering Directorate (USA) |
| Reference | Meaning |
|---|---|
| 5310010333851 | 6/9 Informative reference only E.c.a Etablissement Central Des Approvisionnements Des Forces Armees Royales |
| 5310PL0918876 | 6/9 Informative reference only Jednolity Indeks Materialowy - Uniform Material Index |
| 11826221 | 5/1 Secondary reference Ohio Ordnance Works Inc |
NSN 5310-01-033-3851 is a Washer,spring Tension, manufactured by Combat Capabilities Development Command (ccdc) Armaments Center Dba Ccdc Div Logistics Research and Engineering Directorate, classified under FSC 5310, Nuts and Washers. Status: active.
NSN 5310-01-033-3851 has 2 manufacturer part numbers on file: 3602003448 (Fn Herstal Dba Fabrique Nationale Nouvelle Herstal), 11826221 (Combat Capabilities Development Command (ccdc) Armaments Center Dba Ccdc Div Logistics Research and Engineering Directorate).
Key specifications for 11826221: Overall Height: 3.54 MILLIMETERS NOMINAL3.54 MILLIMETERS NOMINAL MM; Style Designator: SPRING TENSION; Outside Diameter: 24.8 MILLIMETERS NOMINAL24.8 MILLIMETERS NOMINAL MM; Material Thickness: 3.02 MILLIMETERS NOMINAL3.02 MILLIMETERS NOMINAL MM. 5 specifications are documented in the U.S. Government catalog.
No hazard code in the DLA record (HMIC N). Hazard information on this page is shown exactly as it appears in the DLA record.
NSN 5310-01-033-3851 has DEMIL Code Q. Demilitarization may be required before disposal or transfer to non-military entities.
U.S. Government catalog: edition PUBLOGDVD v12.0.0 (OCT 2026), edition date 2026-10-01, retrieved 2026-10-16.
U.S. Government catalog: edition PUBLOGDVD v12.0.0 (OCT 2026), edition date 2026-10-01, retrieved 2026-10-18.