The Screw,machine, cataloged under National Stock Number 5305-01-652-2256, is classified within Federal Supply Class 5305 (Screws) of the Hardware and Abrasives group. The manufacturer of record is Naval Inventory Control Point Mechanicsburg. Government technical data includes 2 specifications, cited from the U.S. Government catalog. The record lists 14 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. 14 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5305-01-652-2256 |
| Primary Part Number | H547-0253-254D4 |
| Item Name | Screw,machine |
| FSC / FSG | 5305 / 53 — Screws |
| Manufacturer | Naval Inventory Control Point Mechanicsburg |
| Status | ACTIVE |
| Criticality Code Justification | ZZZY |
| Reference Number Differentiating Characteristics | MATERIAL CONTROLLED IAW SS800-AG-MAN-010/P-9290 SYSTEM CERTIFICATION PROCEDURES AND CRITERIA MANUAL FOR DEEP SUBMERGENCE SYSTEMS; CRITICAL ITEM FOR SFETY AND SURVIVAL OF DEEP SUBMERGENCE RESEARCH AND RESCUE VEHICLES AS DIFFERENTIATED BY SPECIAL TEST FEATURES |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Criticality Code | S |
| Part Number | Manufacturer |
|---|---|
| H547-0253-254D4 | Naval Inventory Control Point Mechanicsburg (USA) |
| G547-2100 PN 78D4 | Naval Inventory Control Point Mechanicsburg (USA) |
| 7383858-H5470253-154AD4 | Naval Inventory Control Point Mechanicsburg (USA) |
| 167-7106789-154D4 | Naval Inventory Control Point Mechanicsburg (USA) |
| 7550477-G5472100-078D4 | Naval Inventory Control Point Mechanicsburg (USA) |
| H547-0253-154D4 | Naval Inventory Control Point Mechanicsburg (USA) |
| H547-0001-H5470253-154AD4 | Naval Inventory Control Point Mechanicsburg (USA) |
| 7383858-H5470253-254AD4 | Naval Inventory Control Point Mechanicsburg (USA) |
| H547-0001-H5470253-254AD4 | Naval Inventory Control Point Mechanicsburg (USA) |
| 7384566 PN 78D4 | Naval Inventory Control Point Mechanicsburg (USA) |
| 167-7106789-254D4 | Naval Inventory Control Point Mechanicsburg (USA) |
| 0.500-13UNC-2AX1.000LG NICUALD4 | Naval Inventory Control Point Mechanicsburg (USA) |
| G5472100-078D4 | Naval Inventory Control Point Mechanicsburg (USA) |
| G547-0001-G5472100-078D4 | Naval Inventory Control Point Mechanicsburg (USA) |
| Reference | Meaning |
|---|---|
| G5472100-078 | 5/1 Secondary reference U.S. Government activity |
| 7383858-H5470253-254A | 5/1 Secondary reference Naval Sea Systems Command |
| H547-0001-H5470253-154A | 5/1 Secondary reference U.S. Government activity |
| H547-0001-H5470253-254A | 5/1 Secondary reference U.S. Government activity |
| H547-0253-254 | 5/1 Secondary reference U.S. Government activity |
| G547-0001-G5472100-078 | 5/1 Secondary reference U.S. Government activity |
| 0.500-13UNC-2AX1.000LG NICUAL | 5/1 Secondary reference U.S. Government activity |
| G547-2100 PN 78 | 5/1 Secondary reference U.S. Government activity |
| 167-7106789-254 | 5/1 Secondary reference Naval Sea Systems Command |
| 7383858-H5470253-154A | 3/1 Design control — primary reference Naval Sea Systems Command |
| 167-7106789-154 | 5/1 Secondary reference Naval Sea Systems Command |
| 7384566 PN 78 | 5/1 Secondary reference Naval Sea Systems Command |
| 7550477-G5472100-078 | 5/1 Secondary reference Naval Sea Systems Command |
| H547-0253-154 | 5/1 Secondary reference U.S. Government activity |
NSN 5305-01-652-2256 is a Screw,machine, manufactured by Naval Inventory Control Point Mechanicsburg, classified under FSC 5305, Screws. Status: active.
NSN 5305-01-652-2256 has 14 manufacturer part numbers on file: H547-0253-254D4 (Naval Inventory Control Point Mechanicsburg), G547-2100 PN 78D4 (Naval Inventory Control Point Mechanicsburg), 7383858-H5470253-154AD4 (Naval Inventory Control Point Mechanicsburg), 167-7106789-154D4 (Naval Inventory Control Point Mechanicsburg), 7550477-G5472100-078D4 (Naval Inventory Control Point Mechanicsburg) and 9 more.
Key specifications for H547-0253-254D4: Criticality Code Justification: ZZZY; Part Name Assigned by Controlling Agency: SCREW CAP HEX HEAD; Reference Number Differentiating Characteristics: MATERIAL CONTROLLED IAW SS800-AG-MAN-010/P-9290 SYSTEM CERTIFICATION PROCEDURES AND CRITERIA MANUAL FOR DEEP SUBMERGENCE SYSTEMS; CRITICAL ITEM FOR SFETY AND SURVIVAL OF DEEP SUBMERGENCE RESEARCH AND RESCUE VEHICLES AS DIFFERENTIATED BY SPECIAL TEST FEATURES. 2 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.