Ring, Retaining5325-01-604-3808

NSN 5325-01-604-3808 · NIIN 016043808 · Part number 100-101-451

Mide Technology Corp · FSC 5325 — Fastening Devices · FSG 53 — Hardware and Abrasives · CAGE 0ZEU0

Government record, cited

NSN 5325-01-604-3808 — this item is cataloged by the U.S. Government under National Stock Number 5325-01-604-3808. Manufacturer of record part number: 100-101-451.

Also searched as 5325-01-604-3808 · 5325016043808 · NIIN 016043808 · 01-604-3808 · FSC 5325 Fastening Devices · CAGE 0ZEU0 · 100-101-451 · 100-101-401 IT 7

Nearby stock numbers ← 5325-01-604-3789 Ring, Retaining · 5325-01-604-3969 Ring, Retaining →

Features

Ring,retaining — FSC 5325
Material Document and Classification: MIL-R-8791 MIL SPEC 1ST MATERIAL RESPONSE
Cross-Sectional Shape Style: ROUNDED CORNERS
Outside Diameter: 20.860 INCHES NOMINAL IN
Major Thickness: 0.960 INCHES NOMINAL IN
Inside Diameter: 20.165 INCHES NOMINAL IN
Material: PLASTIC POLYTETRAFLUOROETHYLENE AND COPPER ALLOY
2 manufacturer part numbers on file

Identification

NSN: 5325-01-604-3808
NIIN: 016043808
FSC: 5325 — Fastening Devices
FSG: 53 — Hardware and Abrasives
Primary part number: 100-101-451
Manufacturer: Mide Technology Corp

General Description

The Ring,retaining, cataloged under National Stock Number 5325-01-604-3808, is classified within Federal Supply Class 5325 (Fastening Devices) of the Hardware and Abrasives group. The manufacturer of record is Mide Technology Corp. Government technical data includes 6 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	5325-01-604-3808
Primary Part Number	100-101-451
Item Name	Ring,retaining
FSC / FSG	5325 / 53 — Fastening Devices
Manufacturer	Mide Technology Corp
Status	ACTIVE
Material Document and Classification	MIL-R-8791 MIL SPEC 1ST MATERIAL RESPONSE
Cross-Sectional Shape Style	ROUNDED CORNERS
Outside Diameter	20.860 INCHES NOMINAL IN
Major Thickness	0.960 INCHES NOMINAL IN
Inside Diameter	20.165 INCHES NOMINAL IN
Material	PLASTIC POLYTETRAFLUOROETHYLENE AND COPPER ALLOY

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
100-101-451 PRIMARY	Mide Technology Corp (USA)
100-101-401 IT 7	Mide Technology Corp (USA)

No interchangeability data on file.

Other items in FSC 5325 — Fastening Devices

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

5325-00-000-1884

5325-00-000-1884 · Item name not on file

5325-00-000-9988

5325-00-000-9988 · Item name not on file

5325-00-001-1567

RING,RETAINING

5325-00-001-2043

FASTENER,PANEL

5325-00-001-3842

RING,RETAINING

5325-00-001-3858

5325-00-001-3858 · Item name not on file

5325-00-001-3871

RING,RETAINING

5325-00-001-4317

RING,RETAINING

Frequently Asked Questions

What is NSN 5325-01-604-3808?

NSN 5325-01-604-3808 is a Ring,retaining, manufactured by Mide Technology Corp, classified under FSC 5325, Fastening Devices. Status: active.

What part numbers are listed for NSN 5325-01-604-3808?

NSN 5325-01-604-3808 has 2 manufacturer part numbers on file: 100-101-451 (Mide Technology Corp), 100-101-401 IT 7 (Mide Technology Corp).

What are the specifications of 100-101-451?

Key specifications for 100-101-451: Material Document and Classification: MIL-R-8791 MIL SPEC 1ST MATERIAL RESPONSE; Cross-Sectional Shape Style: ROUNDED CORNERS; Outside Diameter: 20.860 INCHES NOMINAL IN; Major Thickness: 0.960 INCHES NOMINAL IN. 6 specifications are documented in the U.S. Government catalog.

Is NSN 5325-01-604-3808 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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