Home · FSC 4730 Hose, Pipe, Tube, Lubrication, And Railing Fittings · NSN 4730-00-834-3598

NSN 4730-00-834-3598 — Restrictor,Fluid Flow

NIIN 00-834-3598 · unit of issue EA · AAC Z (insurance item) · source of supply SMS

NSN 4730-00-834-3598 is the national stock number for a restrictor,fluid flow in federal supply class 4730 (Hose, Pipe, Tube, Lubrication, And Railing Fittings). It cross-references to 1 manufacturer part number from 1 CAGE code, including Mission Systems Davenport Inc.; the primary is 152B2031-4. The unit of issue is EA and the FLIS list price is $557.18.

The U.S. government has bought this item 7 times on record, most recently on July 16, 2018 at $399.41 each from Mission Systems Davenport Inc.. 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 number from 1 CAGE

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
152B2031-4	72429	Mission Systems Davenport Inc.	3 · Design control (vendor)	2 · Fully interchangeable

Government demand

Nothing open right now. Last government buy Jul 16, 2018. Watch this NSN and we will email you when it is solicited.

What the government paid

Date	Vendor	Qty	Unit cost	Buyer	Reference
Jul 16, 2018	Mission Systems Davenport Inc. 72429	3	$399.41	Dla	SPE7M418V5873
Apr 24, 2018	Mission Systems Davenport Inc. 72429	6	$434.17	Dla	SPE7M318P3824
Mar 9, 2018	Mission Systems Davenport Inc. 72429	3	$399.41	Dla	SPE7M318V2271
Nov 30, 2015	Mission Systems Davenport Inc. 72429	4	$351.46	Dla	SPE7M316M0984
Sep 22, 2015	Mission Systems Davenport Inc. 72429	4	$352.85	Dla	SPE7M315M4122
Apr 11, 2012	Aileron Aviation Industries, Inc. Corp. 1UFW8	1	$165.00	Dla	SPM7M312M4189
Sep 21, 1970	Mission Systems Davenport Inc. 72429	3	$47.76	Dla	DSA70071MG008

Sources: DLA DIBBS procurement history (unit cost), DLA award history, FPDS (all agencies), SAM.gov notices. 7 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 152B2031-4.

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

DLA management data

FLIS unit price: $557.18
Unit of issue: EA
Acquisition advice: Z — Insurance item
Source of supply: SMS
Effective: Oct 1, 2025

Item characteristics

Outside Diameter: INCHES NOMINAL 0.372
Length: INCHES NOMINAL 0.250
Thread Provision: LOCATION NOT OTHERWISE SPECIFIED UNTHREADED
Orifice Diameter: INCHES NOMINAL 0.013
Design Type: PLATE
Material: STEEL CORROSION RESISTING
Surface Treatment: PASSIVATE

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.