The Arm,adjusting,chain,tension, cataloged under National Stock Number 1710-00-021-5156, is classified within Federal Supply Class 1710 (Aircraft Landing Equipment) of the Aircraft Launch, Landing, and Ground Handling Equipment group. The manufacturer of record is Brewer Machine & Gear Co. Government technical data includes 3 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through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 1710-00-021-5156 |
| Primary Part Number | AM & S02 |
| Item Name | Arm,adjusting,chain,tension |
| FSC / FSG | 1710 / 17 — Aircraft Landing Equipment |
| Manufacturer | Brewer Machine & Gear Co |
| Status | ACTIVE |
| General Characteristics Item Description | PART NUMBER 2A (27393) CONSIST OF PART NUMBERS AM (27393) AND S02 (27393). A |
| Reference Data and Literature | T.O.35E8-2-5-4 |
| Functional Description | USED FOR ADJUSTING TENSION OF ROLLER CHAIN OF SYNCHRONIZING DRIVE ARRANGEMENT |
| 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 |
|---|---|
| AM & S02 | Brewer Machine & Gear Co (USA) |
| Reference | Meaning |
|---|---|
| 52W2288-19 | 5/9 Secondary reference Curtiss-Wright Flow Control Service, Llc Dba Engineered Arresting Systems - Esco Div Cw Flow Control Svc Llc Dba |
| 2A | 3/9 Design control — primary reference Brewer Machine & Gear Co |
NSN 1710-00-021-5156 is a Arm,adjusting,chain,tension, manufactured by Brewer Machine & Gear Co, classified under FSC 1710, Aircraft Landing Equipment. Status: active.
NSN 1710-00-021-5156 has 1 manufacturer part number on file: AM & S02 (Brewer Machine & Gear Co).
Key specifications for AM & S02: General Characteristics Item Description: PART NUMBER 2A (27393) CONSIST OF PART NUMBERS AM (27393) AND S02 (27393). A; Reference Data and Literature: T.O.35E8-2-5-4; Functional Description: USED FOR ADJUSTING TENSION OF ROLLER CHAIN OF SYNCHRONIZING DRIVE ARRANGEMENT; End Item Identification: BAK-12 ACFT ARRESTING SYSTEM. 3 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.