Home · NSN 00-517-4378

NSN 00-517-4378 — Gear,Worm

NIIN 00-517-4378 · unit of issue EA · AAC J (not stocked, central procurement) · source of supply SMS

NSN 00-517-4378 is the national stock number for a gear,worm. It cross-references to 2 manufacturer part numbers from 3 CAGE codes, including Navair And Navsea Managed Original Design Activity Dwg Not Material/Parts Supplier, L3 Technologies, Inc., Profile Gear Corp; the primary is 989998. The unit of issue is EA and the FLIS list price is $230.09.

No government purchase of this stock number is on our record yet. No seller has confirmed stock of it here in the last 60 days; watching the number is free and the first listing triggers an alert.

part numbers from 3 CAGEs

open solicitations, all agencies

government buys in 24 months

sellers with confirmed stock

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Cross-references

Part numbers filed against this stock number, with the manufacturer (CAGE) and the FLIS reference codes.

Part number	CAGE	Manufacturer	Reference	Variation
989998	10001	Navair And Navsea Managed Original Design Activity Dwg Not Material/Parts Supplier	3 · Design control (vendor)	2 · Fully interchangeable
TA3829	34228	L3 Technologies, Inc.	3 · Design control (vendor)	2 · Fully interchangeable
989998	63689	Profile Gear Corp	5 · Secondary reference	9 · Reference only

Government demand

Nothing open right now. Watch this NSN and we will email you when it is solicited.

What the government paid

No government purchase on record for this NSN.

Sources: DLA DIBBS procurement history (unit cost), DLA award history, FPDS (all agencies), SAM.gov notices.

Sellers with confirmed stock

No seller has confirmed stock on this NSN in the last 60 days. Watch it and we will email you when one does, or request a quote on 989998.

Listings appear here only while the seller has confirmed them within 60 days. Sellers: list this part free.

DLA management data

FLIS unit price: $230.09
Unit of issue: EA
Acquisition advice: J — Not stocked, central procurement
Source of supply: SMS
Effective: Oct 1, 2025

Item characteristics

Attachment Method: MOUNTING HOLE
Pitch Diameter: INCHES NOMINAL 0.6250
Face Type: STRAIGHT
Hardness Rating: OVERALL ROCKWELL C MAXIMUM 92.0
Mounting Hole Type And Quantity: TRANSVERSELY THROUGH HUB FIRST END PLAIN 2
Nominal Outside Diameter: INCHES 0.750
Thread Form Quantity: 1
Thread Form Direction: RIGHT-HAND
Pressure Angle: DEGREES 14.5000
Helix Angle: DEGREES 5.7167
Nominal Distance Between Body Face And Protruding Hub End: FIRST END INCHES 0.250
Face Nominal Width: INCHES 1.000
Bore Nominal Diameter: BOTH ENDS INCHES 0.312
Hub Nominal Diameter: FIRST END INCHES 0.438
Mounting Hole Nominal Diameter: TRANSVERSELY THROUGH HUB FIRST END INCHES 0.109
Material: OVERALL STEEL COMP 4140
Material Document And Classification: OVERALL FED STD SINGLE MATERIAL RESPONSE 66

Related stock numbers

Other NSNs filed under the same part numbers.

00-772-7649 · Bearing Ball Annula

About this page

An NSN is 13 digits: the 4-digit Federal Supply Class and the 9-digit NIIN. Cross-references come from the federal logistics record; demand from DLA DIBBS, SAM.gov and FPDS; ADs from the Federal Register. Refreshed nightly. Market Pulse shows the whole market.