The Anchor Screw,drive, cataloged under National Stock Number 5305-01-377-7958, is classified within Federal Supply Class 5305 (Screws) of the Hardware and Abrasives group. The manufacturer of record is Evans Roy G Co Inc. Government technical data includes 1 specification, 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through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5305-01-377-7958 |
| Primary Part Number | CK310FH100 |
| Item Name | Anchor Screw,drive |
| FSC / FSG | 5305 / 53 — Screws |
| Manufacturer | Evans Roy G Co Inc |
| Status | ACTIVE |
| General Characteristics Item Description | PHILLIPS FLAT HEAD; USED AS A MASONRY FASTENING SYSTEM; SCREW LENGTH 1-1/4 INCHES, SCREW DIA IS 3/16 INCH 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 |
|---|---|
| 4AK93 | Grainger W W Inc (USA) |
| CK310FH100 PRIMARY | Evans Roy G Co Inc (USA) |
| Reference | Meaning |
|---|---|
| 3169407 | 3/2 Design control — primary reference U.S. Government activity |
| PF3-114 | 3/2 Design control — primary reference U.S. Government activity |
NSN 5305-01-377-7958 is a Anchor Screw,drive, manufactured by Evans Roy G Co Inc, classified under FSC 5305, Screws. Status: active.
NSN 5305-01-377-7958 has 2 manufacturer part numbers on file: 4AK93 (Grainger W W Inc), CK310FH100 (Evans Roy G Co Inc).
Key specifications for CK310FH100: General Characteristics Item Description: PHILLIPS FLAT HEAD; USED AS A MASONRY FASTENING SYSTEM; SCREW LENGTH 1-1/4 INCHES, SCREW DIA IS 3/16 INCH IN. 1 specification is 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.