The Clamp,loop, cataloged under National Stock Number 5340-00-584-9201, is classified within Federal Supply Class 5340 (Hardware, Commercial) of the Hardware and Abrasives group. The manufacturer of record is Rtx Corporation Dba Pratt & Whitney Div Pratt &whitney. Government technical data includes 9 specifications, cited from the U.S. Government catalog. The record lists 5 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. 3 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active. Unit of issue: EA.
| Parameter | Value |
|---|---|
| NSN | 5340-00-584-9201 |
| Primary Part Number | 310644 |
| Item Name | Clamp,loop |
| FSC / FSG | 5340 / 53 — Hardware, Commercial |
| Manufacturer | Rtx Corporation Dba Pratt & Whitney Div Pratt &whitney |
| Status | ACTIVE |
| Style Designator | SINGLE LOOP |
| Material Document and Classification | AMS5510 ASSN STD SINGLE MATERIAL RESPONSE BAND |
| Diameter | 0.199 INCHES MINIMUM AND 0.209 INCHES MAXIMUM IN |
| Material Thickness | 0.064 INCHES NOMINAL IN |
| Distance From Loop Center to Tongue End | 1.406 INCHES NOMINAL IN |
| Tongue Hole Type | ROUND, UNTHREADED |
| Center to Center Distance Between Loop and Mounting Hole | 1.188 INCHES NOMINAL IN |
| Material | STEEL COMP 321 BAND |
| Loop Inside Diameter | 1.500 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 |
|---|---|
| 310644 | Tokyo Judoi Kogyo K.k. (JPN) |
| 310644 | Chromalloy Gas Turbine Llc Div Chromalloy Connecticut (USA) |
| 310644 | Umpco, Inc. Dba Umpco Inc (USA) |
| 310644 PRIMARY | Rtx Corporation Dba Pratt & Whitney Div Pratt &whitney (USA) |
| 310644 | Titan Corporation Dba Dba Systems (USA) |
| Reference | Meaning |
|---|---|
| 310644 | 5/2 Secondary reference U.S. Government activity |
| 310644 | 5/9 Secondary reference Tokyo Judogi Kogyo Co. |
| 310644 | 5/2 Secondary reference U.S. Government activity |
NSN 5340-00-584-9201 is a Clamp,loop, manufactured by Rtx Corporation Dba Pratt & Whitney Div Pratt &whitney, classified under FSC 5340, Hardware, Commercial. Status: active.
NSN 5340-00-584-9201 has 5 manufacturer part numbers on file: 310644 (Tokyo Judoi Kogyo K.k.), 310644 (Chromalloy Gas Turbine Llc Div Chromalloy Connecticut), 310644 (Umpco, Inc. Dba Umpco Inc), 310644 (Rtx Corporation Dba Pratt & Whitney Div Pratt &whitney), 310644 (Titan Corporation Dba Dba Systems).
Key specifications for 310644: Style Designator: SINGLE LOOP; Material Document and Classification: AMS5510 ASSN STD SINGLE MATERIAL RESPONSE BAND; Diameter: 0.199 INCHES MINIMUM AND 0.209 INCHES MAXIMUM IN; Overall Width: 0.484 INCHES MINIMUM IN. 9 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.