The Clamp,loop, cataloged under National Stock Number 5340-01-474-6971, is classified within Federal Supply Class 5340 (Hardware, Commercial) of the Hardware and Abrasives group. The manufacturer of record is Oil States Industries, Inc. Div Special Products Div. Government technical data includes 7 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog.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 | 5340-01-474-6971 |
| Primary Part Number | ND8280-4 |
| Item Name | Clamp,loop |
| FSC / FSG | 5340 / 53 — Hardware, Commercial |
| Manufacturer | Oil States Industries, Inc. Div Special Products Div |
| Status | ACTIVE |
| Style Designator | SADDLE MOUNT |
| Material Document and Classification | QQ-N-281 FED SPEC SINGLE MATERIAL RESPONSE OVERALL |
| Material Thickness | 0.660 INCHES NOMINAL IN |
| Distance From Loop Center to Tongue End | 4.450 INCHES NOMINAL IN |
| Center to Center Distance Between Loop and Mounting Hole | 3.860 INCHES NOMINAL IN |
| Material | NICKEL ALLOY OVERALL |
| Loop Inside Diameter | 5.280 INCHES NOMINAL 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 |
|---|---|
| ND8280-4 PRIMARY | Oil States Industries, Inc. Div Special Products Div (USA) |
| Reference | Meaning |
|---|---|
| ND8280 ITEM 4 | D/9 Drawing number reference only Oil States Industries, Inc. Div Special Products Div |
NSN 5340-01-474-6971 is a Clamp,loop, manufactured by Oil States Industries, Inc. Div Special Products Div, classified under FSC 5340, Hardware, Commercial. Status: active.
NSN 5340-01-474-6971 has 1 manufacturer part number on file: ND8280-4 (Oil States Industries, Inc. Div Special Products Div).
Key specifications for ND8280-4: Style Designator: SADDLE MOUNT; Material Document and Classification: QQ-N-281 FED SPEC SINGLE MATERIAL RESPONSE OVERALL; Overall Length: 8.900 INCHES NOMINAL IN; Overall Width: 1.500 INCHES NOMINAL IN. 7 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.