PartsTable TECHNICAL DATA SHEET

NSN 2995-00-003-4888Government record, cited

Transition Assy2995-00-003-4888

NSN 2995-00-003-4888 · NIIN 000034888 · Part number 505548-77

Rtx Corporation Div Pratt & Whitney · FSC 2995 — Miscellaneous Engine Accessories, Aircraft · FSG 29 — Engine Accessories · CAGE 55820

Government record, cited

NSN 2995-00-003-4888 — this item is cataloged by the U.S. Government under National Stock Number 2995-00-003-4888. Manufacturer of record part number: 505548-77.

Also searched as 2995-00-003-4888 · 2995000034888 · NIIN 000034888 · 00-003-4888 · FSC 2995 Miscellaneous Engine Accessories, Aircraft · CAGE 55820 · 505548-77

Nearby stock numbers ← 2995-00-003-4886 Clamp, Cushion · 2995-00-003-6605 Mount, Engine →

Features

Transition Assy — FSC 2995
1 manufacturer part number on file
Manufacturer of record: Rtx Corporation Div Pratt & Whitney

Identification

NSN: 2995-00-003-4888
NIIN: 000034888
FSC: 2995 — Miscellaneous Engine Accessories, Aircraft
FSG: 29 — Engine Accessories
Primary part number: 505548-77
Manufacturer: Rtx Corporation Div Pratt & Whitney

General Description

The Transition Assy, cataloged under National Stock Number 2995-00-003-4888, is classified within Federal Supply Class 2995 (Miscellaneous Engine Accessories, Aircraft) of the Engine Accessories group. The manufacturer of record is Rtx Corporation Div Pratt & Whitney. The record lists 1 manufacturer part number for this item, enabling identification through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. Current acquisition status: Active.

Catalog Facts

Item Name	Transition Assy
FSC / FSG	2995 — Miscellaneous Engine Accessories, Aircraft (FSG 29)
Manufacturers	Rtx Corporation Div Pratt & Whitney (CAGE 55820)

Technical Specifications

Parameter	Value
NSN	2995-00-003-4888
Primary Part Number	505548-77
Item Name	Transition Assy
FSC / FSG	2995 / 29 — Miscellaneous Engine Accessories, Aircraft
Manufacturer	Rtx Corporation Div Pratt & Whitney
Status	ACTIVE

Lifecycle & Compliance

Acquisition Status	ACTIVE
DEMIL Code	DEMIL A — No Demilitarization Required
Hazard	No hazard code in the DLA record (HMIC N)

Cross-Reference Index

Part Number	Manufacturer
505548-77 PRIMARY	Rtx Corporation Div Pratt & Whitney (USA)

Reference documents

Reference	Meaning
505548-77	5/9 Secondary reference U.S. Government activity

No interchangeability data on file.

Other items in FSC 2995 — Miscellaneous Engine Accessories, Aircraft

Items in the same Federal Supply class. No interchangeability or substitution relationship is implied.

2995-00-001-1852

2995-00-001-1852 · Item name not on file

2995-00-001-3662

INSERT,GENERATOR,BEARING

2995-00-001-8344

MANIFOLD,FLUID,AIRCRAFT

2995-00-001-8345

MANIFOLD,FLUID,AIRCRAFT

2995-00-001-9125

2995-00-001-9125 · Item name not on file

2995-00-001-9136

2995-00-001-9136 · Item name not on file

2995-00-001-9137

PLATE,POWER QUADRAN

2995-00-003-3949

2995-00-003-3949 · Item name not on file

Frequently Asked Questions

What is NSN 2995-00-003-4888?

NSN 2995-00-003-4888 is a Transition Assy, manufactured by Rtx Corporation Div Pratt & Whitney, classified under FSC 2995, Miscellaneous Engine Accessories, Aircraft. Status: active.

What part numbers are listed for NSN 2995-00-003-4888?

NSN 2995-00-003-4888 has 1 manufacturer part number on file: 505548-77 (Rtx Corporation Div Pratt & Whitney).

Is NSN 2995-00-003-4888 hazardous material?

No hazard code in the DLA record (HMIC N). Hazard information on this page is shown exactly as it appears in the DLA record.

Sources

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.

✓ Data cited from the U.S. Government catalog; commercial cross-references from OEM and certified industry sources.

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