The Retainer,igniter Boss, cataloged under National Stock Number 5340-01-446-4115, 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 1 specification, 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 | 5340-01-446-4115 |
| Primary Part Number | 4074487 |
| Item Name | Retainer,igniter Boss |
| FSC / FSG | 5340 / 53 — Hardware, Commercial |
| Manufacturer | Rtx Corporation Dba Pratt & Whitney Div Pratt &whitney |
| Status | ACTIVE |
| General Characteristics Item Description | NI ALLOY;0.057/0.063 IN. THICK;ROUGHLY SEMI-CIRCULAR IN SHAPE, BASED ON 1.726/1.746 IN. OD AND 0.930/0.946 IN. ID 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 |
|---|---|
| 4074487 PRIMARY | Rtx Corporation Dba Pratt & Whitney Div Pratt &whitney (USA) |
NSN 5340-01-446-4115 is a Retainer,igniter Boss, manufactured by Rtx Corporation Dba Pratt & Whitney Div Pratt &whitney, classified under FSC 5340, Hardware, Commercial. Status: active.
NSN 5340-01-446-4115 has 1 manufacturer part number on file: 4074487 (Rtx Corporation Dba Pratt & Whitney Div Pratt &whitney).
Key specifications for 4074487: General Characteristics Item Description: NI ALLOY;0.057/0.063 IN. THICK;ROUGHLY SEMI-CIRCULAR IN SHAPE, BASED ON 1.726/1.746 IN. OD AND 0.930/0.946 IN. ID IN; End Item Identification: FLAMEHOLDERS, F100-PW-100, -200, -220, -220E, -229 ENGINES. 1 specification is 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.