The Ring,haul Back,pontoon, cataloged under National Stock Number 2040-00-738-8748, is classified within Federal Supply Class 2040 (Marine Hardware and Hull Items) of the Ship and Marine Equipment group. Government technical data includes 1 specification, cited from the U.S. Government catalog. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 2040-00-738-8748 |
| Item Name | Ring,haul Back,pontoon |
| FSC / FSG | 2040 / 20 — Marine Hardware and Hull Items |
| Status | ACTIVE |
| General Characteristics Item Description | CONSISTS OF A STEEL RING FORMED OF 1.750 IN. DIA ROD,6.500 IN. ID,MK H1-B,W/U-SHAPE STEEL RING RETAINER FORMED OF 1.750 IN. DIA ROD,4.250 IN. C TO C OF LEGS,4 IN. H,MK H1-C,AND WELDED TO A STEEL PLATE 0.500 IN. THK,9 IN. BY 9 IN. SQ,W/TWO 1.187 IN.DIA,HOLES ON 4.250 IN. CENTERS,2.375 IN. FROM EA SIDE AND 4.500 IN. FROM EA END,MK H1-A,USED ON P-SERIES PONTOON IN |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Criticality Code | X |
| Reference | Meaning |
|---|---|
| 6138923-193 | 3/2 Design control — primary reference U.S. Government activity |
| 813654H1 | 5/9 Secondary reference U.S. Government activity |
NSN 2040-00-738-8748 is a Ring,haul Back,pontoon, classified under FSC 2040, Marine Hardware and Hull Items. Status: active.
Key specifications for 2040-00-738-8748: General Characteristics Item Description: CONSISTS OF A STEEL RING FORMED OF 1.750 IN. DIA ROD,6.500 IN. ID,MK H1-B,W/U-SHAPE STEEL RING RETAINER FORMED OF 1.750 IN. DIA ROD,4.250 IN. C TO C OF LEGS,4 IN. H,MK H1-C,AND WELDED TO A STEEL PLATE 0.500 IN. THK,9 IN. BY 9 IN. SQ,W/TWO 1.187 IN.DIA,HOLES ON 4.250 IN. CENTERS,2.375 IN. FROM EA SIDE AND 4.500 IN. FROM EA END,MK H1-A,USED ON P-SERIES PONTOON 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.