Home · FSC 4720 Hose And Flexible Tubing · NSN 4720-01-644-8167

NSN 4720-01-644-8167 — Hose,Preformed

NIIN 01-644-8167 · unit of issue EA · AAC Z (insurance item) · source of supply SMS

Used on: B-52 Stratofortress · all platforms

NSN 4720-01-644-8167 is the national stock number for a hose,preformed in federal supply class 4720 (Hose And Flexible Tubing). It cross-references to 1 manufacturer part number from 1 CAGE code, including The Boeing Company; the primary is 405-22121-2. The federal catalog ties it to the B-52 Stratofortress. The unit of issue is EA and the FLIS list price is $888.64.

The U.S. government has bought this item 4 times on record, 4 of them in the last 24 months, most recently on August 31, 2026 at $3,103.59 each from The Boeing Company. The median unit price paid over 36 months is $1,344.11. 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 · median $1,344.11

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
405-22121-2	82918	The Boeing Company	3 · Design control (vendor)	2 · Fully interchangeable

Government demand

Nothing open right now. Last government buy Aug 31, 2026. Watch this NSN and we will email you when it is solicited.

What the government paid

Date	Vendor	Qty	Unit cost	Amount	Buyer	Reference
Aug 31, 2026	The Boeing Company 0PXV4	4	$3,103.59		Dla	SPE4A526F9041
Aug 31, 2026	The Boeing Company 0PXV4			$12,414	Dla	SPE4A125G0009
Feb 25, 2026	The Boeing Company 0PXV4	2	$1,230.53		Dla	SPE4A526F4485
Dec 5, 2025	The Boeing Company 0PXV4	2	$1,344.11		Dla	SPE4A526F2343

Sources: DLA DIBBS procurement history (unit cost), DLA award history, FPDS (all agencies), SAM.gov notices. 4 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 405-22121-2.

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

DLA management data

FLIS unit price: $888.64
Unit of issue: EA
Acquisition advice: Z — Insurance item
Source of supply: SMS
Effective: Dec 1, 2025

Item characteristics

Inside Diameter: INCHES NOMINAL 1.0
End Item Identification: B-52
Part Name Assigned By Controlling Agency: HOSE-IWIU 2 BYPASS
Special Features: OVERALL LENGTH: 8.95 IN
Proprietary Characteristics: PACS

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.