Washer, Seal5310-01-711-1877

NSN 5310-01-711-1877 · NIIN 017111877 · Part number 126588

Cat Pumps Corp · FSC 5310 — Nuts and Washers · FSG 53 — Hardware and Abrasives · CAGE 57783

Government record, cited

NSN 5310-01-711-1877 — this item is cataloged by the U.S. Government under National Stock Number 5310-01-711-1877. Manufacturer of record part number: 126588.

Also searched as 5310-01-711-1877 · 5310017111877 · NIIN 017111877 · 01-711-1877 · FSC 5310 Nuts and Washers · CAGE 57783 · 126588

Nearby stock numbers ← 5310-01-711-1834 Washer, Flat · 5310-01-711-1945 Nut, Self-Locking, Hexagon →

5310-01-711-1877 — Nuts and Washers

Features

Washer,seal — FSC 5310
Surface Treatment: CHROMIUM OVERALL
Material: STEEL BODY
1 manufacturer part number on file
Manufacturer of record: Cat Pumps Corp

Identification

NSN: 5310-01-711-1877
NIIN: 017111877
FSC: 5310 — Nuts and Washers
FSG: 53 — Hardware and Abrasives
Primary part number: 126588
Manufacturer: Cat Pumps Corp

General Description

The Washer,seal, cataloged under National Stock Number 5310-01-711-1877, is classified within Federal Supply Class 5310 (Nuts and Washers) of the Hardware and Abrasives group. The manufacturer of record is Cat Pumps Corp. 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	5310-01-711-1877
Primary Part Number	126588
Item Name	Washer,seal
FSC / FSG	5310 / 53 — Nuts and Washers
Manufacturer	Cat Pumps Corp
Status	ACTIVE
Surface Treatment	CHROMIUM OVERALL
Material	STEEL BODY

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
126588 PRIMARY	Cat Pumps Corp (USA)

No interchangeability data on file.

Other items in FSC 5310 — Nuts and Washers

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

5310-00-000-0040

5310-00-000-0040 · Item name not on file

5310-00-000-0077

NUT,PLAIN,ROUND

5310-00-000-0079

WASHER,FLAT

5310-00-000-0079

WASHER,FLAT

5310-00-000-1146

5310-00-000-1146 · Item name not on file

5310-00-000-3815

5310-00-000-3815 · Item name not on file

5310-00-000-4532

5310-00-000-4532 · Item name not on file

5310-00-000-4540

5310-00-000-4540 · Item name not on file

Frequently Asked Questions

What is NSN 5310-01-711-1877?

NSN 5310-01-711-1877 is a Washer,seal, manufactured by Cat Pumps Corp, classified under FSC 5310, Nuts and Washers. Status: active.

What part numbers are listed for NSN 5310-01-711-1877?

NSN 5310-01-711-1877 has 1 manufacturer part number on file: 126588 (Cat Pumps Corp).

What are the specifications of 126588?

Key specifications for 126588: Special Features: MODEL NUMBER KRO-500-MD; Surface Treatment: CHROMIUM OVERALL; Part Name Assigned by Controlling Agency: WASHER, OIL SEAL; End Item Identification: F.W GENERATOR. 2 specifications are documented in the U.S. Government catalog.

Is NSN 5310-01-711-1877 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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