The Washer,key, cataloged under National Stock Number 5310-01-052-0035, is classified within Federal Supply Class 5310 (Nuts and Washers) of the Hardware and Abrasives group. The manufacturer of record is Falls Filtration Technologies, Inc.. Government technical data includes 10 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through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5310-01-052-0035 |
| Primary Part Number | A14985P |
| Item Name | Washer,key |
| FSC / FSG | 5310 / 53 — Nuts and Washers |
| Manufacturer | Falls Filtration Technologies, Inc. |
| Status | ACTIVE |
| Internal Straight Key Width | 0.079 INCHES MINIMUM AND 0.085 INCHES MAXIMUM IN |
| Distance From Centerline to Top of Internal Key | 0.396 INCHES MINIMUM AND 0.399 INCHES MAXIMUM IN |
| Overall Distance Including Keys | 1.200 INCHES MINIMUM AND 1.800 INCHES MAXIMUM IN |
| Style Designator | KEY |
| Outside Diameter | 1.060 INCHES MINIMUM AND 1.180 INCHES MAXIMUM IN |
| Material Thickness | 0.032 INCHES NOMINAL IN |
| External Straight Key Width | 0.120 INCHES NOMINAL IN |
| External Key Quantity | 6 |
| Internal Key Quantity | 1 |
| Hole Diameter | 0.837 INCHES MINIMUM AND 0.842 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 |
|---|---|
| A14985P PRIMARY | Falls Filtration Technologies, Inc. (USA) |
| Reference | Meaning |
|---|---|
| 214-040-836-1 | 1/2 Source control — Government-approved source U.S. Government activity |
| 214-040-836-001 | 5/2 Secondary reference U.S. Government activity |
NSN 5310-01-052-0035 is a Washer,key, manufactured by Falls Filtration Technologies, Inc., classified under FSC 5310, Nuts and Washers. Status: active.
NSN 5310-01-052-0035 has 1 manufacturer part number on file: A14985P (Falls Filtration Technologies, Inc.).
Key specifications for A14985P: Internal Straight Key Width: 0.079 INCHES MINIMUM AND 0.085 INCHES MAXIMUM IN; Distance From Centerline to Top of Internal Key: 0.396 INCHES MINIMUM AND 0.399 INCHES MAXIMUM IN; Overall Distance Including Keys: 1.200 INCHES MINIMUM AND 1.800 INCHES MAXIMUM IN; Style Designator: KEY. 10 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.