The Holder,spring, cataloged under National Stock Number 5340-00-008-7997, is classified within Federal Supply Class 5340 (Hardware, Commercial) of the Hardware and Abrasives group. The manufacturer of record is Curtiss-Wright Flow Control Service, Llc Dba Engineered Arresting Systems - Esco Div Cw Flow Control Svc Llc Dba. Government technical data includes 2 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 | 5340-00-008-7997 |
| Primary Part Number | 52B6170-1 |
| Item Name | Holder,spring |
| FSC / FSG | 5340 / 53 — Hardware, Commercial |
| Manufacturer | Curtiss-Wright Flow Control Service, Llc Dba Engineered Arresting Systems - Esco Div Cw Flow Control Svc Llc Dba |
| Status | ACTIVE |
| Supplementary Features | T.O. 35E8-2-8-1 |
| Attachment to Item Supported Method | TWO SETSCREWS P/N MS51963-137 AFIIX SPRING HOLDER TO SPRING |
| 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 |
|---|---|
| 52B6170-1 PRIMARY | Curtiss-Wright Flow Control Service, Llc Dba Engineered Arresting Systems - Esco Div Cw Flow Control Svc Llc Dba (USA) |
NSN 5340-00-008-7997 is a Holder,spring, manufactured by Curtiss-Wright Flow Control Service, Llc Dba Engineered Arresting Systems - Esco Div Cw Flow Control Svc Llc Dba, classified under FSC 5340, Hardware, Commercial. Status: active.
NSN 5340-00-008-7997 has 1 manufacturer part number on file: 52B6170-1 (Curtiss-Wright Flow Control Service, Llc Dba Engineered Arresting Systems - Esco Div Cw Flow Control Svc Llc Dba).
Key specifications for 52B6170-1: Supplementary Features: T.O. 35E8-2-8-1; Attachment to Item Supported Method: TWO SETSCREWS P/N MS51963-137 AFIIX SPRING HOLDER TO SPRING; End Item Identification: BAK-14 ARRESTING BARRIER. 2 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.