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C-17 Globemaster III: parts, government demand, prices, suppliers

The federal catalog names the C-17 as the end item on 16,623 stock numbers; 16 of them have a DLA solicitation or award on record. What the government buys for this aircraft, what it paid, who wins, and which parts are at supply risk. Rebuilt nightly; this page is from 2026-09-28.

16,623

stock numbers

16

with demand

8

open now

19

awards, 36 m

1

sellers here

11

at supply risk

Open DLA solicitations for C-17 parts

  • SPE4A526T435P · Coupling Half,Quick · NSN 4730014060350 · 6 EA · due Sep 29, 2026 · N · AMSC R
  • SPE7M126U6073 · Seal · NSN 5330014964243 · 3,398 EA · due Sep 29, 2026 · N · AMSC D
  • SPE4A626T32AC · Bearing,Plain,Spheri · NSN 3120014594008 · 84 EA · due Sep 30, 2026 · N · AMSC C
  • SPE4A726T789J · Manifold,Fluid,Aircr · NSN 1630014234323 · 1 EA · due Oct 1, 2026 · N · AMSC P
  • SPE4A626T36MZ · Insert,Panel Fastene · NSN 5325016729497 · 138 EA · due Oct 2, 2026 · N · AMSC D
  • SPE7M326T9387 · Coupling,Tube · NSN 4730014382559 · 18 EA · due Oct 5, 2026 · N · AMSC L

Most-bought stock numbers

Ranked by DLA awards in the last 36 months, then open solicitations. Price is the last award.

NSNItemAwards 36 mOpenLast paidSellersRisk
5330-01-496-4243Seal91$35.00Aug 26, 2026—
4730-01-406-0350Coupling Half,Quick11$7,341.50Jan 30, 2025—watch
4730-01-438-2559Coupling,Tube11$245.00Dec 21, 2023—
3120-01-459-4008Bearing,Plain,Spheri11$845.00Oct 31, 2023—
1630-01-423-4323Manifold,Fluid,Aircr—1$4,870.00Sep 17, 2014—elevated
5325-01-672-9497Insert,Panel Fastene—1$14.01Nov 19, 2018—elevated
5306-01-521-5762Bolt,Shear3—$7.70Aug 27, 2026—
4720-01-376-5640Hose Assembly,Nonmet2—$1,884.95Sep 16, 2026—
5340-01-524-4192Clamp,Loop1—$2.77Mar 14, 2024—
5935-01-652-8408Connector,Plug,Elect1—$750.66Dec 10, 2024—watch
4720-01-391-3873Hose Assembly,Nonmet————
4730-01-438-2522Adapter,Straight,Tub——$251.30Dec 15, 2015—watch
4730-01-438-3774Elbow,Tube——$1,162.00May 31, 2022—elevated
3120-01-469-7274Bearing,Sleeve——$695.00Jan 15, 2021—watch
3120-01-469-7296Bushing,Sleeve——$66.88Feb 5, 2021—watch
5905-01-497-7158Resistor,Fixed,Film————

C-17 parts at supply risk

From the obsolescence watch: terminal codes, sources whose SAM registration has expired, single sources, years of solicitations without an award. Reasons in words; unverified is never counted as gone.

  • elevated 505325-01-672-9497 Insert,Panel Fastene — single approved source (registered in SAM); that source's SAM registration (51439) is due for renewal by Oct 15, 2026; solicited in the last 12 months; last award Nov 2018; AMSC D on the latest solicitation: only approved sources may supply
  • elevated 504730-01-438-3774 Elbow,Tube — single approved source (registered in SAM); that source's SAM registration (14798) is due for renewal by Dec 11, 2026; solicited in the last 12 months; last award May 2022; AMSC D on the latest solicitation: only approved sources may supply
  • elevated 371630-01-423-4323 Manifold,Fluid,Aircr — single approved source (registered in SAM); solicited in the last 12 months; last award Sep 2014; AMSC P on the latest solicitation: only approved sources may supply
  • watch 25015897067 Interface Unit,Automatic Data Pr — single approved source (registered in SAM); that source's SAM registration (88277) is due for renewal by Nov 11, 2026
  • watch 25013554263 Roller Assy,Bi-Directional — single approved source (registered in SAM); that source's SAM registration (88277) is due for renewal by Nov 11, 2026
  • watch 25015186777 Cable Assembly Set,Electrical — single approved source (registered in SAM); that source's SAM registration (88277) is due for renewal by Nov 11, 2026
  • watch 184730-01-406-0350 Coupling Half,Quick — single approved source (registered in SAM); AMSC R on the latest solicitation: only approved sources may supply
  • watch 184730-01-438-2522 Adapter,Straight,Tub — solicited in the last 12 months; last award Dec 2015; AMSC L on the latest solicitation: only approved sources may supply
  • watch 183120-01-469-7296 Bushing,Sleeve — solicited in the last 12 months; last award Feb 2021; AMSC C on the latest solicitation: only approved sources may supply
  • watch 185935-01-652-8408 Connector,Plug,Elect — single approved source (registered in SAM); AMSC D on the latest solicitation: only approved sources may supply
  • watch 153120-01-469-7274 Bearing,Sleeve — solicited in the last 12 months; last award Jan 2021

Who wins C-17 awards

DLA awards in the last 36 months on this platform's stock numbers.

Supply classes

Sell into this platform

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About this page

A stock number is tied to the C-17 when the federal catalog's item characteristics name it as the end item; spellings and series letters (KC-46A, F/A-22) are folded together. Demand and prices come from DLA DIBBS, vendors from the award record, risk from the obsolescence watch. Same page for every reader. Data, not advice.

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Questions

What parts does the C-17 Globemaster III use?
The federal catalog ties 16,623 national stock numbers to the C-17 Globemaster III, most of them in supply classes 4730 (Hose, Pipe, Tube, Lubrication, And Railing Fittings), 3120 (Bearings, Plain, Unmounted), 4720 (Hose And Flexible Tubing), 5330 (Packing And Gasket Materials). 16 of them have a DLA solicitation or award on record; the most-bought include 5330-01-496-4243 Seal; 4730-01-406-0350 Coupling Half,Quick; 4730-01-438-2559 Coupling,Tube.
Who supplies C-17 Globemaster III parts to the government?
DLA made 19 awards on C-17 Globemaster III stock numbers in 36 months, worth about $436,531. The most frequent winners were Seal Dynamics LLC (9 awards), Noble Supply & Logistics, LLC (2 awards), Aar Supply Chain, Inc (1 awards). 1 seller on PartsAndPlanes list C-17 Globemaster III stock numbers with confirmed stock.
Is the government buying C-17 Globemaster III parts right now?
8 DLA solicitations are open today on C-17 Globemaster III stock numbers; 18 were issued in the last twelve months. 11 of the platform's stock numbers show supply-risk signals (few sources, long gaps between buys, or DMSMS notices). Each solicitation page shows the quantity, due date, the gates a seller must clear, and what was paid before.

Numbers as of the nightly build. Data, not advice.