Parts Kit, Seal Replacement, Mecha2590-01-663-1703

NSN 2590-01-663-1703 · NIIN 016631703 · Part number 5544981

R. H. Sheppard Co., Inc. Dba Sheppard · FSC 2590 — Miscellaneous Vehicular Components · FSG 25 — Vehicular Equipment Components · CAGE 78222

Government record, cited

NSN 2590-01-663-1703 — this item is cataloged by the U.S. Government under National Stock Number 2590-01-663-1703. Manufacturer of record part number: 5544981.

Also searched as 2590-01-663-1703 · 2590016631703 · NIIN 016631703 · 01-663-1703 · FSC 2590 Miscellaneous Vehicular Components · CAGE 78222 · 5544981 · 4188299

Nearby stock numbers ← 2590-01-663-1654 Wiring Harness, Branched · 2590-01-663-1704 Parts Kit, Seal Replacement, Mecha →

Features

Parts Kit,seal Replacement,mecha — FSC 2590
Component Quantity: 14
Document Type: ENGINEERING PARTS LIST
Usage Design: VEHICULAR
Supply Items and Quantities: 1 536-INSTR,STRG GEAR SEAL KIT,1 PLUG,PLSTC,PUSH IN INPUT,1 PLUG,PLSTC,PUSH IN,2 O-RING,SQ 4.010X0.063 NBR,2 O-RING 0.145X0.07 NBR,70,1 O-RING 3.737X0.103 NBR,2 O-RING 0.11X0.07,2 SEAL CYL 0.626 OD X 0.141 THK,2 WASH BACKUP 0.1711DXX0.047 THK PTFE
Component Document Origin: INDUSTRIAL
Vehicle Identification Designator: P19R
End Item Name: FIRE TRUCK

Identification

NSN: 2590-01-663-1703
NIIN: 016631703
FSC: 2590 — Miscellaneous Vehicular Components
FSG: 25 — Vehicular Equipment Components
Primary part number: 5544981
Manufacturer: R. H. Sheppard Co., Inc. Dba Sheppard

General Description

The Parts Kit,seal Replacement,mecha, cataloged under National Stock Number 2590-01-663-1703, is classified within Federal Supply Class 2590 (Miscellaneous Vehicular Components) of the Vehicular Equipment Components group. The manufacturer of record is R. H. Sheppard Co., Inc. Dba Sheppard. Government technical data includes 9 specifications, cited from the U.S. Government catalog. The record lists 2 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. Current acquisition status: Active.

Technical Specifications

Parameter	Value
NSN	2590-01-663-1703
Primary Part Number	5544981
Item Name	Parts Kit,seal Replacement,mecha
FSC / FSG	2590 / 25 — Miscellaneous Vehicular Components
Manufacturer	R. H. Sheppard Co., Inc. Dba Sheppard
Status	ACTIVE
Component Quantity	14
Document Type	ENGINEERING PARTS LIST
Usage Design	VEHICULAR
Supply Items and Quantities	1 536-INSTR,STRG GEAR SEAL KIT,1 PLUG,PLSTC,PUSH IN INPUT,1 PLUG,PLSTC,PUSH IN,2 O-RING,SQ 4.010X0.063 NBR,2 O-RING 0.145X0.07 NBR,70,1 O-RING 3.737X0.103 NBR,2 O-RING 0.11X0.07,2 SEAL CYL 0.626 OD X 0.141 THK,2 WASH BACKUP 0.1711DXX0.047 THK PTFE
Component Document Origin	INDUSTRIAL
Vehicle Identification Designator	P19R
End Item Name	FIRE TRUCK
Vehicle Design Control Activity	75Q65
Usage Design	REPLACE WORN SEALS

Lifecycle & Compliance

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

Cross-Reference Index

Part Number	Manufacturer
4188299	Oshkosh Defense Llc (USA)
5544981 PRIMARY	R. H. Sheppard Co., Inc. Dba Sheppard (USA)

No interchangeability data on file.

Other items in FSC 2590 — Miscellaneous Vehicular Components

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

2590-00-001-1252

2590-00-001-1252 · Item name not on file

2590-00-001-1253

2590-00-001-1253 · Item name not on file

2590-00-001-1254

BRACKET,HORN MOUNTING

2590-00-001-3423

2590-00-001-3423 · Item name not on file

2590-00-001-3438

2590-00-001-3438 · Item name not on file

2590-00-001-3439

2590-00-001-3439 · Item name not on file

2590-00-001-3461

2590-00-001-3461 · Item name not on file

2590-00-001-3463

2590-00-001-3463 · Item name not on file

Frequently Asked Questions

What is NSN 2590-01-663-1703?

NSN 2590-01-663-1703 is a Parts Kit,seal Replacement,mecha, manufactured by R. H. Sheppard Co., Inc. Dba Sheppard, classified under FSC 2590, Miscellaneous Vehicular Components. Status: active.

What part numbers are listed for NSN 2590-01-663-1703?

NSN 2590-01-663-1703 has 2 manufacturer part numbers on file: 4188299 (Oshkosh Defense Llc), 5544981 (R. H. Sheppard Co., Inc. Dba Sheppard).

What are the specifications of 5544981?

Key specifications for 5544981: Component Quantity: 14; Document Type: ENGINEERING PARTS LIST; Usage Design: VEHICULAR; Supply Items and Quantities: 1 536-INSTR,STRG GEAR SEAL KIT,1 PLUG,PLSTC,PUSH IN INPUT,1 PLUG,PLSTC,PUSH IN,2 O-RING,SQ 4.010X0.063 NBR,2 O-RING 0.145X0.07 NBR,70,1 O-RING 3.737X0.103 NBR,2 O-RING 0.11X0.07,2 SEAL CYL 0.626 OD X 0.141 THK,2 WASH BACKUP 0.1711DXX0.047 THK PTFE. 9 specifications are documented in the U.S. Government catalog.

Is NSN 2590-01-663-1703 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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