Home · FSC 4730 Hose, Pipe, Tube, Lubrication, And Railing Fittings · NSN 4730-00-804-5018

NSN 4730-00-804-5018 — Restrictor Unit,Fluid Flow

NIIN 00-804-5018 · unit of issue EA · AAC Z (insurance item) · source of supply SMS

Buying rhythm

from 11 government buys since 2017

The government has bought this item about every 4 months (irregular, gaps vary ±136%). Last buy May 28, 2024. The gaps are too uneven to put a window on the next one. 1 solicitation is open right now.

How well this works: for irregular items, "next buy about one typical gap after the last, give or take 152 days" caught the actual next buy 31% of the time across 21,749 past buys, against 24% for a fixed "one year later" guess. A rhythm, not a schedule: DLA buys when stock and demand say so. Every item due for a buy now.

NSN 4730-00-804-5018 is the national stock number for a restrictor unit,fluid flow 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 Saf Industries LLC, Engineered Magnetics Inc Aap Div; the primary is 2R2451-1. The unit of issue is EA and the FLIS list price is $7,534.72.

The U.S. government has bought this item 18 times on record, most recently on May 28, 2024 at $5,401.23 each from Transaero, Inc.. The median unit price paid over 36 months is $5,273.46. 1 solicitation is open right now, the soonest due October 5, 2026 for 8 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.

2

part numbers from 2 CAGEs

1

open solicitation, all agencies

0

government buys in 24 months · median $5,273.46

0

sellers with confirmed stock

Watch NSN 4730-00-804-5018: an email the morning the government solicits or buys it, or an AD names it. Free.
Know someone who should see this?

Cross-references

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

Part numberCAGEManufacturerReferenceVariation
2R2451-126044Saf Industries LLC3 · Design control (vendor)2 · Fully interchangeable
R4001-111825Engineered Magnetics Inc Aap Div5 · Secondary reference9 · Reference only

Government demand

Open DLA RFQs (DIBBS)

What the government paid

DateVendorQtyUnit costAmountBuyerReference
May 28, 2024Transaero, Inc. 275416$5,401.23DlaSPE7M124P6716
Oct 24, 2023Transaero, Inc. 275416$5,145.68DlaSPE7M324P0242
Dec 20, 2022Transaero, Inc. 275416$3,604.94DlaSPE7M323V0732
Aug 10, 2022Transaero, Inc. 275414$3,604.94DlaSPE7M322P3456
Mar 8, 2022Transaero, Inc. 275412$3,604.94DlaSPE7M322V2236
Nov 5, 2021Transaero, Inc. 275411$3,456.79DlaSPE7M322V0804
Oct 18, 2021Transaero, Inc. 275411$3,456.79DlaSPE7M322V0473
Jul 27, 2021Transaero, Inc. 275411$3,345.68DlaSPE7M321V4790
Jun 28, 2021Transaero, Inc. 275411$3,345.68DlaSPE7M321V4480
Jun 9, 2021Transaero, Inc. 275411$3,345.68DlaSPE7M321P4217
Feb 22, 2021Transaero, Inc. 275411$3,345.68DlaSPE7M321V2382
Jan 22, 2021Transaero, Inc. 275412$3,234.57DlaSPE7M321V2056
Sep 29, 2017Transaero, Inc. 275419$2,430.79DlaSPE7M317P5345
Dec 14, 2015Transaero, Inc. 2754110$1,925.29DlaSPE7M316M1199
Aug 21, 2015Saf Industries LLC 260449$1,675.00DlaSPE7M315M3668
Nov 13, 2013Saf Industries LLC 260447$1,349.62DlaSPE7M314M0673
Apr 16, 2013Saf Industries LLC 260447$1,349.62DlaSPE7M313M0421
Mar 29, 2007Saf Industries LLC 260444$1,136.36DlaSPM74002D10200030

Sources: DLA DIBBS procurement history (unit cost), DLA award history, FPDS (all agencies), SAM.gov notices. 18 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 2R2451-1.

Request 2R2451-1

No account needed. Goes to the sellers who carry this number or its family.

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

DLA management data

FLIS unit price
$7,534.72
Unit of issue
EA
Acquisition advice
Z — Insurance item
Source of supply
SMS
Shelf life code
Y
Effective
Oct 1, 2025

Item characteristics

Thread Class
3A
Thread Direction
SECOND CONNECTION RIGHT-HAND
Thread Direction
FIRST CONNECTION RIGHT-HAND
Overall Length
INCHES NOMINAL 2.452
Thread Size Designator
7/16 -20
Thread Size Designator
9/16-18
Operating Temp Range
FAHRENHEIT -65.0 TO 275.0
Compression Type
LOCATION NOT OTHERWISE SPECIFIED DOUBLE COMPRESSION
Design Type
STRAIGHT
Width Across Flats
INCHES NOMINAL 0.813
End Connection Type
LOCATION NOT OTHERWISE SPECIFIED THREADED MALE
End Connection Similarity
IDENTICAL
Pressure Rating
POUNDS PER SQUARE INCH (PSI) NOMINAL 3000.0
Thread Series
SECOND CONNECTION UNF OR NF
Thread Series
FIRST CONNECTION UNF OR NF
Valve Size
INCHES 0.320
End Connection Component Type And Size For Which Designed
1/4 IN. OD TUBE
Flow Rate And Fluid Type
GALLONS PER MINUTE OIL 1.2
Material
BODY ALUMINUM ALLOY
Material
PACKING RUBBER SYNTHETIC
Material
FILTER STEEL CORROSION RESISTING

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.

Get the daily Market Pulse

New DLA RFQs, SAM.gov notices, yesterday's awards and FAA directives, weekday mornings. Free, one click to leave.