The Washer,lock, cataloged under National Stock Number 5310-01-056-3244, is classified within Federal Supply Class 5310 (Nuts and Washers) of the Hardware and Abrasives group. The manufacturer of record is L3 Technologies, Inc. Div L3 Keo. Government technical data includes 4 specifications, cited from the U.S. Government catalog. The record lists 1 manufacturer part number 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through both NSN and commercial part number lookups. 3 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 3 items share a part number with this NSN in the catalog (possible match — not a government interchangeability claim). Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5310-01-056-3244 |
| Primary Part Number | 90194 |
| Item Name | Washer,lock |
| FSC / FSG | 5310 / 53 — Nuts and Washers |
| Manufacturer | L3 Technologies, Inc. Div L3 Keo |
| Status | ACTIVE |
| Style Designator | SPLIT HELICAL-RIGHT HAND |
| Outside Diameter | 0.195 INCHES MAXIMUM IN |
| Material Thickness | 0.025 INCHES NOMINAL IN |
| Hole Diameter | 0.101 INCHES MINIMUM AND 0.107 INCHES MAXIMUM IN |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Criticality Code | X |
| Part Number | Manufacturer |
|---|---|
| 90194 PRIMARY | L3 Technologies, Inc. Div L3 Keo (USA) |
| Reference | Meaning |
|---|---|
| 103A901854 | C/1 Advisory reference — outside the item-of-supply concept Zf Industrieantriebe Witten Gmbh |
| 885F052327 ITEM 37 | 5/9 Secondary reference L3 Technologies, Inc. Div L3 Keo |
| 103A901854 | 5/9 Secondary reference L3 Technologies, Inc. Div L3 Keo |
NSN 5310-01-056-3244 is a Washer,lock, manufactured by L3 Technologies, Inc. Div L3 Keo, classified under FSC 5310, Nuts and Washers. Status: active.
NSN 5310-01-056-3244 has 1 manufacturer part number on file: 90194 (L3 Technologies, Inc. Div L3 Keo).
3 possible matches (shared part number, not a government interchangeability claim): 5998-01-317-9214, 6130-01-619-6803, 5340-01-662-0064. Verify interchangeability with system specifications before substitution.
Key specifications for 90194: Style Designator: SPLIT HELICAL-RIGHT HAND; Outside Diameter: 0.195 INCHES MAXIMUM IN; Material Thickness: 0.025 INCHES NOMINAL IN; End Item Identification: ARMORED MULTI-PURPOSE VEHICLE (AMPV). 4 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.
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.