The Bolt,fluid Passage, cataloged under National Stock Number 4730-00-696-2972, is classified within Federal Supply Class 4730 (Hose, Pipe, Tube, Lubrication, and Railing Fittings) of the Pipe, Tubing, Hose, and Fittings group. Government technical data includes 27 specifications, cited from the U.S. Government catalog. 5 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 2 items share a part number with this NSN in the catalog (possible match — not a government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: Cancelled.
| Parameter | Value |
|---|---|
| NSN | 4730-00-696-2972 |
| Item Name | Bolt,fluid Passage |
| FSC / FSG | 4730 / 47 — Hose, Pipe, Tube, Lubrication, and Railing Fittings |
| Status | CANCELLED |
| First End Thread Series Designator | UNF |
| Width Across Flats | 1.000 INCHES NOMINAL IN |
| First End Thread Direction | RIGHT-HAND |
| Second End Nominal Thread Size | 0.125 INCHES IN |
| Length From Bearing Surface of Wrenching Feature to End of First Diameter | 5.093 INCHES NOMINAL IN |
| Body Style | SHOULDER |
| First End Thread Class | 3A A |
| First End Style Designator | PLAIN |
| Concentric Hole Depth | 2.437 INCHES NOMINAL IN |
| Wrenching Feature Height | 0.562 INCHES NOMINAL IN |
| Second End Thread Series Designator | NPT |
| First End Thread Length | 0.875 INCHES NOMINAL IN |
| Wrenching Feature Style | HEXAGON |
| Material Document and Classification | QQ-S-637,COMP B1112 OR B1113,COND A/A FED SPEC SINGLE MATERIAL RESPONSE |
| Second End Thread Direction | RIGHT-HAND |
| Length From Bearing Surface of Wrenching Feature to End of Second Diameter | 5.313 INCHES NOMINAL IN |
| Second End Style Designator | PLAIN |
| Length From Bearing Surface of Wrenching Feature to Bolt End | 6.188 INCHES NOMINAL IN |
| First End Connection Type | THREADED EXTERNAL TUBE |
| Concentric Hole Diameter | 0.184 INCHES MINIMUM AND 0.190 INCHES MAXIMUM IN |
| First Radial Fluid Hole Diameter | 0.184 INCHES MINIMUM AND 0.190 INCHES MAXIMUM IN |
| Distance From First Radial Hole Center to End of Bolt | 4.438 INCHES NOMINAL IN |
| Material | STEEL |
| Second End Thread Length | 0.500 INCHES NOMINAL IN |
| Second End Connection Type | THREADED INTERNAL PIPE |
| First Diameter From Wrenching Feature | 0.745 INCHES MINIMUM AND 0.750 INCHES MAXIMUM IN |
| First End Nominal Thread Size | 0.562 INCHES IN |
| Acquisition Status | CANCELLED |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Criticality Code | X |
| Reference | Meaning |
|---|---|
| 324375 | 5/9 Secondary reference Fruehauf Corp |
| 5306006962972 | 6/9 Informative reference only E.c.a Etablissement Central Des Approvisionnements Des Forces Armees Royales |
| 8331538 | 3/9 Design control — primary reference Lasmer Industries Inc |
| 8331538 | 5/9 Secondary reference U S Army Tank Automotive Command Amsta-Im-Mm |
| 8331538 | 5/9 Secondary reference Fruehauf Corp |
NSN 4730-00-696-2972 is a Bolt,fluid Passage, classified under FSC 4730, Hose, Pipe, Tube, Lubrication, and Railing Fittings. Status: cancelled.
2 possible matches (shared part number, not a government interchangeability claim): 3040-01-202-0291, 5330-01-226-4452. Verify interchangeability with system specifications before substitution.
Key specifications for 4730-00-696-2972: First End Thread Series Designator: UNF; Width Across Flats: 1.000 INCHES NOMINAL IN; First End Thread Direction: RIGHT-HAND; Second End Nominal Thread Size: 0.125 INCHES IN. 27 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.
NSN 4730-00-696-2972 is currently cancelled. Check with the Defense Logistics Agency for current availability and authorized substitutes.
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.