The Bolt,machine, cataloged under National Stock Number 5306-01-481-4048, is classified within Federal Supply Class 5306 (Bolts) of the Hardware and Abrasives group. The manufacturer of record is DC Fabricators Inc. Government technical data includes 8 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. 2 items share a part number with this NSN in the catalog (possible match — not a government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 | 5306-01-481-4048 |
| Primary Part Number | CW-2300DFPN23-603 |
| Item Name | Bolt,machine |
| FSC / FSG | 5306 / 53 — Bolts |
| Manufacturer | DC Fabricators Inc |
| Status | ACTIVE |
| Fastener Length | 0.750 INCHES NOMINAL IN |
| Material Document and Classification | ASTM F468,GRADE 400 ASSN STD SINGLE MATERIAL RESPONSE OVERALL |
| Nominal Thread Diameter | 0.250 INCHES IN |
| Head Style | HEXAGON |
| Thread Class | 3A A |
| Thread Quantity Per Inch | 20 |
| Material | NICKEL ALLOY 400 OVERALL |
| Thread Series Designator | UNIFIED NATIONAL COARSE (UNC) |
| 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 |
|---|---|
| CW-2300DFPN23-603 PRIMARY | DC Fabricators Inc (USA) |
| Reference | Meaning |
|---|---|
| CW-2300DF | D/9 Drawing number reference only DC Fabricators Inc |
NSN 5306-01-481-4048 is a Bolt,machine, manufactured by DC Fabricators Inc, classified under FSC 5306, Bolts. Status: active.
NSN 5306-01-481-4048 has 1 manufacturer part number on file: CW-2300DFPN23-603 (DC Fabricators Inc).
2 possible matches (shared part number, not a government interchangeability claim): 5307-01-481-7510, 5330-01-711-0580. Verify interchangeability with system specifications before substitution.
Key specifications for CW-2300DFPN23-603: Fastener Length: 0.750 INCHES NOMINAL IN; Material Document and Classification: ASTM F468,GRADE 400 ASSN STD SINGLE MATERIAL RESPONSE OVERALL; Nominal Thread Diameter: 0.250 INCHES IN; Head Style: HEXAGON. 8 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.