The Clamp,block,section, cataloged under National Stock Number 5340-01-037-2583, is classified within Federal Supply Class 5340 (Hardware, Commercial) of the Hardware and Abrasives group. The manufacturer of record is Naval Sea Systems Command. Government technical data includes 14 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. Current acquisition status: Active. Unit of issue: EA.
| Parameter | Value |
|---|---|
| NSN | 5340-01-037-2583 |
| Primary Part Number | 3184136 |
| Item Name | Clamp,block,section |
| FSC / FSG | 5340 / 53 — Hardware, Commercial |
| Manufacturer | Naval Sea Systems Command |
| Status | ACTIVE |
| Mounting Hole Quantity | 22 |
| Clamping Hole Quantity | 11 |
| Distance From End to First Clamping Hole Center | 0.688 INCHES NOMINAL IN |
| Surface Treatment Document and Classification | 1303,STSTEM 37 MIL STD SINGLE TREATMENT RESPONSE |
| Block Height | 0.625 INCHES NOMINAL0.625 INCHES NOMINAL IN |
| Style Designator | RECTANGULAR |
| Mounting Hole Diameter | 0.279 INCHES MINIMUM AND 0.279 INCHES MINIMUM AND 0.287 INCHES MAXIMUM0.287 INCHES MAXIMUM IN |
| Clamping Hole Diameter | 0.421 INCHES NOMINAL ALL HOLES IN |
| Distance From Center of Mounting Hole to Edge Along the Width | 0.250 INCHES NOMINAL0.250 INCHES NOMINAL IN |
| Distance From End to First Mounting Hole Center | 0.250 INCHES NOMINAL IN |
| Mounting Facility | UNTHREADED HOLE(S)UNTHREADED HOLE(S) |
| Center to Center Distance Between First and Second Mounting Holes | 0.875 INCHES NOMINAL0.875 INCHES NOMINAL IN |
| Surface Treatment | ENAMEL SEMIGLOSS |
| Material | STEEL COMP 1020 |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | Possible hazard — SDS may be required (DLA HMIC P) |
| Criticality Code | X |
| Unit of Issue | EA |
| Part Number | Manufacturer |
|---|---|
| 3184136 PRIMARY | Naval Sea Systems Command (USA) |
| Reference | Meaning |
|---|---|
| 3184136 | 5/9 Secondary reference Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier |
NSN 5340-01-037-2583 is a Clamp,block,section, manufactured by Naval Sea Systems Command, classified under FSC 5340, Hardware, Commercial. Status: active.
NSN 5340-01-037-2583 has 1 manufacturer part number on file: 3184136 (Naval Sea Systems Command).
Key specifications for 3184136: Mounting Hole Quantity: 22; Clamping Hole Quantity: 11; Distance From End to First Clamping Hole Center: 0.688 INCHES NOMINAL IN; Surface Treatment Document and Classification: 1303,STSTEM 37 MIL STD SINGLE TREATMENT RESPONSE. 14 specifications are documented in the U.S. Government catalog.
Possible hazard — SDS may be required (DLA HMIC P). 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.