55277 — RELAY ASSEMBLY

55277 is cataloged as RELAY ASSEMBLY. It carries 2 NSN identities and cross-references to 1 related part number. FAA PMA approval is on file from Hartzell Engine Technologies LLC. The part appears on MCRL cross-reference data.

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NSN identities

NSN 013527178 — RELAY ASSEMBLY
NSN 017293618 — FIELD PACK

Approved sources (CAGE)

04034 SETRA SYSTEMS, INC.
04034 SETRA SYSTEMS, INC. · P/N TD-52903 ITEM 6
3HY33 LOGOS IMAGING LLC

Government purchase history

Distinct Vendors: 0
Total: $0.00
Total Amount: $0.00

Government pricing & management

Aac: J
Aac Label: Not stocked, centrally procured on demand
Effective Date: 2026-10-01
Moe: DS
Niin: 013527178
Qup: 1
Slc: 0
Sos: SMS
Sos Label: DLA
Ui: EA
Unit Price: $688.04

Demand

Buyer Requests 90d: 0
Buyer Requests All: 0
Open Solicitations: 0

Market on PartsAndPlanes

Active Listings: 0
Avg Price: $0.00
Max Price: $0.00
Min Price: 0
Sellers: 0
Total Quantity: 0

Availability

Band: Limited

Related part numbers

TD-52903 ITEM 6

FAA-PMA

55277 is an FAA-PMA part by Hartzell Engine Technologies LLC

PMA PQ1383CE. Approved as a replacement for 646220A43646220A29646220A16646220A6635048A18635048A4 on Continental Aerospace Technologies | Inc. (2B) | (3B) | (4B) | (4F) | (5B) | (6B) | (7B) | (8B) | (9B) | (10B) | (11B) | (12B) | (13B) | (14B) | (15B) | (16B) | (17B) | (18B) | (19B) | (20B) | (21B) | (22B) | (23B) | (24B) | (28B) | (29B) | (31B) | (33B) | (35B) | (36B) | (37B) | TSIO-360E(1B) | TSIO-360EB (1B) | TSIO-360F(1B) | TSIO-360FB(1B) | TSIO-360GB(1B) | TSIO-360KB(1B) | TSIO-360LB(1B) (Starter Adapter Assembly) · Current, Apr 2022.

The OEM numbers it replaces, and who sells those here

635048A18no listing here yet
635048A4no listing here yet
646220A16no listing here yet
646220A29no listing here yet
646220A43no listing here yet
646220A43646220A29646220A16646220A6635048A18635048A4no listing here yet
646220A6no listing here yet

A PMA part is approved for the specific eligibility listed on its FAA record; whether it may be installed on a particular aircraft, engine or component is the installer's determination. This page states the FAA record and the listings on PartsAndPlanes.