The Clamp,loop, cataloged under National Stock Number 5340-01-288-9488, 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 13 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. Current acquisition status: Active. Unit of issue: EA.
| Parameter | Value |
|---|---|
| NSN | 5340-01-288-9488 |
| Primary Part Number | 5525879 |
| Item Name | Clamp,loop |
| FSC / FSG | 5340 / 53 — Hardware, Commercial |
| Manufacturer | Naval Sea Systems Command |
| Status | ACTIVE |
| Surface Treatment Document and Classification | MIL-F-495 MIL SPEC 1ST TREATMENT RESPONSE OR MIL-C-13924 MIL SPEC 2ND TREATMENT RESPONSE OVERALL |
| Style Designator | CENTER MOUNT |
| Material Document and Classification | QQ-B-637 FED SPEC 1ST MATERIAL RESPONSE OR AISI ASSN STD 2ND MATERIAL RESPONSE OVERALL |
| Diameter | 0.123 INCHES MINIMUM AND 0.131 INCHES MAXIMUM IN |
| Material Thickness | 0.030 INCHES NOMINAL IN |
| Distance From Loop Center to Tongue End | 1.405 INCHES NOMINAL IN |
| Nominal Thread Size | 0.112 INCHES IN |
| Surface Treatment | OXIDE OVERALL |
| Thread Quantity Per Inch | 48 |
| Tongue Hole Type | ROUND, THREADED AND ROUND, UNTHREADED |
| Center to Center Distance Between Loop and Mounting Hole | 1.250 INCHES MINIMUM AND 1.310 INCHES MAXIMUM IN |
| Material | COPPER ALLOY OR STEEL COMP 302 OVERALL |
| Loop Inside Diameter | 2.230 INCHES MINIMUM AND 2.290 INCHES MAXIMUM IN |
| 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 |
|---|---|
| 5525879 PRIMARY | Naval Sea Systems Command (USA) |
NSN 5340-01-288-9488 is a Clamp,loop, manufactured by Naval Sea Systems Command, classified under FSC 5340, Hardware, Commercial. Status: active.
NSN 5340-01-288-9488 has 1 manufacturer part number on file: 5525879 (Naval Sea Systems Command).
Key specifications for 5525879: Surface Treatment Document and Classification: MIL-F-495 MIL SPEC 1ST TREATMENT RESPONSE OR MIL-C-13924 MIL SPEC 2ND TREATMENT RESPONSE OVERALL; Style Designator: CENTER MOUNT; Material Document and Classification: QQ-B-637 FED SPEC 1ST MATERIAL RESPONSE OR AISI ASSN STD 2ND MATERIAL RESPONSE OVERALL; Diameter: 0.123 INCHES MINIMUM AND 0.131 INCHES MAXIMUM IN. 13 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.