PartsTable TECHNICAL DATA SHEET

NSN 4320-01-183-1971Government record, cited

Retainer Assembly, Seal4320-01-183-1971

NSN 4320-01-183-1971 · NIIN 011831971 · Part number RD35118

Hydro-Aire Aerospace Corp. Dba Lear Romec Div Lear Romec · FSC 4320 — Power and Hand Pumps · FSG 43 — Pumps and Compressors · CAGE 51663

Government record, cited

NSN 4320-01-183-1971 — this item is cataloged by the U.S. Government under National Stock Number 4320-01-183-1971. Manufacturer of record part number: RD35118.

Also searched as 4320-01-183-1971 · 4320011831971 · NIIN 011831971 · 01-183-1971 · FSC 4320 Power and Hand Pumps · CAGE 51663 · RD35118

Nearby stock numbers ← 4320-01-183-1970 Coupling, Drive · 4320-01-183-1972 Guide, Spring, Pump →

Features

Retainer Assembly,seal — FSC 4320
FSC Application Data: TURBO FAN ENGINE F-101
General Characteristics Item Description: PARTS CONSIST OF 1 RETAINER SEAL,1 ENCASED PLAIN SEAL
1 manufacturer part number on file
Manufacturer of record: Hydro-Aire Aerospace Corp. Dba Lear Romec Div Lear Romec

Identification

NSN: 4320-01-183-1971
NIIN: 011831971
FSC: 4320 — Power and Hand Pumps
FSG: 43 — Pumps and Compressors
Primary part number: RD35118
Manufacturer: Hydro-Aire Aerospace Corp. Dba Lear Romec Div Lear Romec

General Description

The Retainer Assembly,seal, cataloged under National Stock Number 4320-01-183-1971, is classified within Federal Supply Class 4320 (Power and Hand Pumps) of the Pumps and Compressors group. The manufacturer of record is Hydro-Aire Aerospace Corp. Dba Lear Romec Div Lear Romec. 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.

Technical Specifications

Parameter	Value
NSN	4320-01-183-1971
Primary Part Number	RD35118
Item Name	Retainer Assembly,seal
FSC / FSG	4320 / 43 — Power and Hand Pumps
Manufacturer	Hydro-Aire Aerospace Corp. Dba Lear Romec Div Lear Romec
Status	ACTIVE
FSC Application Data	TURBO FAN ENGINE F-101
General Characteristics Item Description	PARTS CONSIST OF 1 RETAINER SEAL,1 ENCASED PLAIN SEAL

Lifecycle & Compliance

Acquisition Status	ACTIVE
DEMIL Code	DEMIL D — Destroy Item
Hazard	No hazard code in the DLA record (HMIC N)
Criticality Code	X

Cross-Reference Index

Part Number	Manufacturer
RD35118 PRIMARY	Hydro-Aire Aerospace Corp. Dba Lear Romec Div Lear Romec (USA)

No interchangeability data on file.

Other items in FSC 4320 — Power and Hand Pumps

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

4320-00-001-1633

4320-00-001-1633 · Item name not on file

4320-00-001-2628

RETAINER AND PIN

4320-00-001-2629

HOUSING AND PIN

4320-00-001-2630

PUMP,CENTRIFUGAL

4320-00-001-2631

4320-00-001-2631 · Item name not on file

4320-00-001-2632

4320-00-001-2632 · Item name not on file

4320-00-001-3377

4320-00-001-3377 · Item name not on file

4320-00-001-3384

4320-00-001-3384 · Item name not on file

Frequently Asked Questions

What is NSN 4320-01-183-1971?

NSN 4320-01-183-1971 is a Retainer Assembly,seal, manufactured by Hydro-Aire Aerospace Corp. Dba Lear Romec Div Lear Romec, classified under FSC 4320, Power and Hand Pumps. Status: active.

What part numbers are listed for NSN 4320-01-183-1971?

NSN 4320-01-183-1971 has 1 manufacturer part number on file: RD35118 (Hydro-Aire Aerospace Corp. Dba Lear Romec Div Lear Romec).

What are the specifications of RD35118?

Key specifications for RD35118: FSC Application Data: TURBO FAN ENGINE F-101; General Characteristics Item Description: PARTS CONSIST OF 1 RETAINER SEAL,1 ENCASED PLAIN SEAL; End Item Identification: B-1B LONG RANGE COMBAT AIRCRAFT. 2 specifications are documented in the U.S. Government catalog.

Is NSN 4320-01-183-1971 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.

What is the DEMIL code for NSN 4320-01-183-1971?

NSN 4320-01-183-1971 has DEMIL Code D. Demilitarization may be required before disposal or transfer to non-military entities.

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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