Home · FSC 4730 Hose, Pipe, Tube, Lubrication, And Railing Fittings · NSN 4730-00-187-3579

NSN 4730-00-187-3579 — Reducer,Boss

NIIN 00-187-3579 · unit of issue PG · AAC D (stocked, centrally managed (dla)) · source of supply SMS

NSN 4730-00-187-3579 is the national stock number for a reducer,boss in federal supply class 4730 (Hose, Pipe, Tube, Lubrication, And Railing Fittings). It cross-references to 4 manufacturer part numbers from 12 CAGE codes, including Society Of Automotive Engineers Inc, Sae International, Aeronautical Standards Group Dept Of Navy And Air Force; the primary is 4730PL0973703. The unit of issue is PG and the FLIS list price is $58.94.

The U.S. government has bought this item 1 time on record, 1 of them in the last 24 months, most recently on September 14, 2026 for $1,495 from Inland Machine Company 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.

4

part numbers from 12 CAGEs

0

open solicitations, all agencies

1

government buy in 24 months

0

sellers with confirmed stock

Watch NSN 4730-00-187-3579: an email the morning the government solicits or buys it, or an AD names it. Free.
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Cross-references

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

Part numberCAGEManufacturerReferenceVariation
AS5174D060381343Society Of Automotive Engineers Inc3 · Design control (vendor)9 · Reference only
AS5174D06030U583Sae International3 · Design control (vendor)2 · Fully interchangeable
SAE-AS48410U583Sae International3 · Design control (vendor)1 · Not fully interchangeable
AN919-5D88044Aeronautical Standards Group Dept Of Navy And Air Force5 · Secondary reference9 · Reference only
AN919-5D06581Allan Aircraft Supply Co., LLC5 · Secondary reference9 · Reference only
AN919-5D17341Tech Aero Inc5 · Secondary reference9 · Reference only
AN919-5D34724Acra Aerospace, LLC5 · Secondary reference9 · Reference only
AN919-5D71563Collins Engineering Corp5 · Secondary reference9 · Reference only
AN919-5D22995Crown Fitting Co Inc5 · Secondary reference9 · Reference only
AN919-5D13899Hydro-Fitting Manufacturing Corporation5 · Secondary reference9 · Reference only
AN919-5D14397Faber Enterprises, Inc. Div Faber Enterprise Inc5 · Secondary reference9 · Reference only
AN919-5D14798Designed Metal Connections Inc5 · Secondary reference9 · Reference only
4730PL09737039009HJednolity Indeks Materialowy - Uniform Material Index69 · Reference only

Government demand

Nothing open right now. Last government buy Sep 14, 2026. Watch this NSN and we will email you when it is solicited.

What the government paid

DateVendorQtyUnit costAmountBuyerReference
Sep 14, 2026Inland Machine Company Inc. 6W617$1,495DlaSPE7M326V4566 » Award/Basic Package View

Sources: DLA DIBBS procurement history (unit cost), DLA award history, FPDS (all agencies), SAM.gov notices. 1 buy 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 4730PL0973703.

Request 4730PL0973703

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
$58.94
Unit of issue
PG
Acquisition advice
D — Stocked, centrally managed (DLA)
Source of supply
SMS
Effective
Feb 1, 2026

Item characteristics

Thread Class
3A
Reducer Type
CONCENTRIC
End Item Identification
HUGHES OH-6A OBSERVATION HELICOPTER
Connection Type
ALL ENDS THREADED EXTERNAL BOSS
Nominal Thread Size
FIRST END INCHES 0.562
Nominal Thread Size
SECOND END INCHES 0.375
Nominal Overall Length
INCHES 1.328
Material
OVERALL ALUMINUM ALLOY
Material Document And Classification
OVERALL FED SPEC SINGLE MATERIAL RESPONSE QQ-Q-225 TO 4,T6
Surface Treatment
OVERALL ANODIZE
Thread Series Designator
FIRST END UNIFIED NATIONAL JOINT FINE (UNJF)
Thread Series Designator
SECOND END UNF
Specification/Standard Data
GOVERNMENT STANDARD 88044-AN919

Related stock numbers

Other NSNs filed under the same part numbers.

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.

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