Home · FSC 4730 Hose, Pipe, Tube, Lubrication, And Railing Fittings · NSN 4730-01-461-9000

NSN 4730-01-461-9000 — Coupling Half,Quick Disconnect

NIIN 01-461-9000 · unit of issue EA · AAC Z (insurance item) · source of supply SMS

NSN 4730-01-461-9000 is the national stock number for a coupling half,quick disconnect in federal supply class 4730 (Hose, Pipe, Tube, Lubrication, And Railing Fittings). It cross-references to 2 manufacturer part numbers from 2 CAGE codes, including Transdigm Inc, U S Army Tank Automotive Command Amsta-Im-Mm; the primary is 12438382-1. The unit of issue is EA and the FLIS list price is $2,151.09.

The U.S. government has bought this item 6 times on record, 2 of them in the last 24 months, most recently on February 18, 2026 at $1,542.00 each from Transdigm Inc. The median unit price paid over 36 months is $1,542.00. 1 solicitation is open right now, the soonest due October 2, 2026 for 10 EA. 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 2 CAGEs

open solicitation, all agencies

government buys in 24 months · median $1,542.00

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
51256-1	21392	Transdigm Inc	3 · Design control (vendor)	2 · Fully interchangeable
12438382-1	19207	U S Army Tank Automotive Command Amsta-Im-Mm	7 · Replaced/superseded	2 · Fully interchangeable

Government demand

Open DLA RFQs (DIBBS)

SPE7M326T9286 · 10 EA · due Oct 2, 2026 · N · AMSC B · DIBBS

What the government paid

Date	Vendor	Qty	Unit cost	Buyer	Reference
Feb 18, 2026	Transdigm Inc 21392	5	$1,542.00	Dla	SPE7L126P4389
Feb 14, 2025	Transdigm Inc 21392	7	$1,542.00	Dla	SPE7M325P0715
Dec 22, 2023	Transdigm Inc 21392	7	$1,428.00	Dla	SPE7M324P0678
Feb 2, 2022	Transdigm Inc 21392	4	$1,350.00	Dla	SPE7M322P1757
Aug 16, 2021	Transdigm Inc 79326	4	$1,350.00	Dla	SPE7M321P5195
Feb 26, 2006	General Dynamics Land Systems Customer Service & Support Company 0C9L5	8	$514.31	Dla	SP075001D97103673

Sources: DLA DIBBS procurement history (unit cost), DLA award history, FPDS (all agencies), SAM.gov notices. 6 buys on record in total.

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 12438382-1.

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

DLA management data

FLIS unit price: $2,151.09
Unit of issue: EA
Acquisition advice: Z — Insurance item
Source of supply: SMS
Effective: Oct 1, 2025

Item characteristics

Thread Class: 2A
Overall Length: INCHES NOMINAL 1.190
Quick Disconnect Method: FIRST QUICK DISCONNECT END PUSH-PULL
Quick Disconnect Nominal Size: FIRST QUICK DISCONNECT END INCHES 1.340
Leg Length: INCHES NOMINAL 0.750
Connection Type: FIRST FLUID END CONNECTION THREADED EXTERNAL TUBE
Connection Type: FIRST QUICK DISCONNECT END QUICK DISCONNECT EXTERNAL
Thread Quantity Per Inch: 18
Nominal Thread Size: ALL ENDS INCHES 0.626
Seat Angle: DEGREES 37.0
Nominal Outside Diameter Tube Accommodated: ALL ENDS INCHES 0.375
Special Features: MATES WITH CAGE 21392 P/N 51256-2 OR CAGE 19207 P/N 12438382-2
Material: BODY STEEL CORROSION RESISTING
Thread Series Designator: ALL ENDS UNF

Related stock numbers

Other NSNs filed under the same part numbers.

01-069-9575 · Housing,Indicator

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.