The Coupling,clamp,grooved, cataloged under National Stock Number 5342-01-180-4970, is classified within Federal Supply Class 5342 (Hardware, Weapon System) of the Hardware and Abrasives group. The manufacturer of record is Voss Industries, Llc. Government technical data includes 20 specifications, cited from the U.S. Government catalog. The record lists 3 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. 5 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5342-01-180-4970 |
| Primary Part Number | VC1277 |
| Item Name | Coupling,clamp,grooved |
| FSC / FSG | 5342 / 53 — Hardware, Weapon System |
| Manufacturer | Voss Industries, Llc |
| Status | ACTIVE |
| Temp Rating | -65.0 FAHRENHEIT AND 770.0 FAHRENHEIT DEGF |
| Band Width | 0.880 INCHES NOMINAL IN |
| Retainer Width | 0.875 INCHES MINIMUM AND 0.885 INCHES MAXIMUM IN |
| Material Document and Classification | AMS 5737, COMP 660 ASSN STD SINGLE MATERIAL RESPONSE BOLT |
| Material Document and Classification | AMS 5525, COMP 660 ASSN STD SINGLE MATERIAL RESPONSE OR AMS 5732, COMP 660 ASSN STD SINGLE MATERIAL RESPONSE NUT |
| Material Document and Classification | AMS 5737, COMP 660 ASSN STD SINGLE MATERIAL RESPONSE TRUNNION |
| Shape | ROUND |
| Cross-Sectional Shape Style | GROOVED RETAINER |
| Band Thickness | 0.032 INCHES NOMINAL IN |
| Sealing Inner Liner | NOT INCLUDED |
| Retainer Thickness | 0.040 INCHES NOMINAL IN |
| Inside Diameter | 3.194 INCHES NOMINAL IN |
| Height | 0.225 INCHES NOMINAL IN |
| Nut Type | SELF-LOCKING HEXAGON |
| Segment Quantity | 3 |
| Material | IRON ALLOY 660 NUT |
| Material | IRON ALLOY 660 TRUNNION |
| Material | IRON ALLOY 660 BOLT |
| Groove Width | 0.473 INCHES MINIMUM AND 0.483 INCHES MAXIMUM IN |
| Latch Style | SINGLE |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Criticality Code | X |
| Part Number | Manufacturer |
|---|---|
| VC1277 | Voss Industries, Llc (USA) |
| NH1005348-10 | Eaton Aeroquip Llc Dba Jackson North 1 Div Fluid and Electrical Distribution (USA) |
| 15J14 | Grimes Aerospace Company (USA) |
| Reference | Meaning |
|---|---|
| 4373AP | 5/2 Secondary reference U.S. Government activity |
| NH1005348-10 | 5/9 Secondary reference Eaton Aeroquip Llc Dba Jackson North 1 |
| 4374AD | 5/9 Secondary reference U.S. Government activity |
| 458-50017 | 3/2 Design control — primary reference U.S. Government activity |
| NH1005348-10 | 5/9 Secondary reference U.S. Government activity |
NSN 5342-01-180-4970 is a Coupling,clamp,grooved, manufactured by Voss Industries, Llc, classified under FSC 5342, Hardware, Weapon System. Status: active.
NSN 5342-01-180-4970 has 3 manufacturer part numbers on file: VC1277 (Voss Industries, Llc), NH1005348-10 (Eaton Aeroquip Llc Dba Jackson North 1 Div Fluid and Electrical Distribution), 15J14 (Grimes Aerospace Company).
Key specifications for VC1277: Temp Rating: -65.0 FAHRENHEIT AND 770.0 FAHRENHEIT DEGF; Band Width: 0.880 INCHES NOMINAL IN; Retainer Width: 0.875 INCHES MINIMUM AND 0.885 INCHES MAXIMUM IN; Material Document and Classification: AMS 5737, COMP 660 ASSN STD SINGLE MATERIAL RESPONSE BOLT. 20 specifications are 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.