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B-2 Spirit: parts, government demand, prices, suppliers

The federal catalog names the B-2 as the end item on 7,668 stock numbers; 20 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.

7,668

stock numbers

20

with demand

9

open now

28

awards, 36 m

1

sellers here

24

at supply risk

Open DLA solicitations for B-2 parts

  • SPE4A626T34WX · Fairing,Aircraft · NSN 1560013751426 · 2 EA · due Sep 29, 2026 · N · AMSC D
  • SPE4A526T441Y · Guide,Valve Stem · NSN 4810016323859 · 10 EA · due Sep 30, 2026 · N · AMSC R
  • SPE7M026T090V · Tube,Metallic · NSN 4710016824309 · 7 FT · due Oct 1, 2026 · N · AMSC D
  • SPE4A526T474U · Disk,Valve · NSN 4820015092288 · 1 EA · due Oct 2, 2026 · N · AMSC D
  • SPE8E926Q0792 · Seat,Water Closet · NSN 4510016658186 · 13 EA · due Oct 2, 2026 · N · AMSC D
  • SPE7L126T16D6 · Strap,Retaining · NSN 5340015335501 · 6 EA · due Oct 5, 2026 · N · AMSC R
  • SPE7M526T530Z · Contact,Electrical · NSN 5999016187587 · 4 EA · due Oct 5, 2026 · N · AMSC D

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
4810-01-632-3859Guide,Valve Stem51$1,238.53Mar 12, 2026—watch
5999-01-618-7587Contact,Electrical11$781.69Jan 28, 2026—elevated
1560-01-375-1426Fairing,Aircraft—1——high
4820-01-509-2288Disk,Valve—1$607.77Aug 6, 2015—elevated
5340-01-533-5501Strap,Retaining—1$55.00Mar 20, 2015—elevated
4510-01-665-8186Seat,Water Closet—1——elevated
4710-01-682-4309Tube,Metallic—1——elevated
6130-01-605-0809Power Supply19—$3,128.00Aug 18, 2026—watch
5340-01-631-4855Seat,Helical Compre2—$383.63Apr 8, 2026—watch
5306-01-682-5272Bolt,Close Toleranc1—$900.00May 26, 2026—watch
5340-01-390-4540Holder,Spring————watch
5365-01-391-2986Ring,Externally Thre————watch
3040-01-391-5067Shaft,Shouldered————watch
5935-01-603-9195Connector,Receptacle——$111.79Sep 25, 2023—watch
7035-01-613-7992Lens Cleaning Disk,————watch
8010-01-681-2027Polyurethane Coating————watch
5905-01-681-9990Resistor,Fixed,Film————
3020-01-695-5484Gear,Internal————
5365-01-717-6628Plug,Machine Thread————high
1095-01-721-1483Shear Cable,Weapon S————watch

B-2 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.

  • high 815365-01-717-6628 Plug,Machine Thread — AAC V: the government marks it a terminal item with no replacement; single approved source (registered in SAM); solicited in the last 12 months; no award in our record; AMSC D on the latest solicitation: only approved sources may supply
  • high 681560-01-375-1426 Fairing,Aircraft — single approved source, and its SAM registration has expired; solicited in the last 12 months; no award in our record; AMSC D on the latest solicitation: only approved sources may supply
  • elevated 505340-01-533-5501 Strap,Retaining — single approved source (registered in SAM); that source's SAM registration (83930) is due for renewal by Nov 14, 2026; solicited in the last 12 months; last award Mar 2015; AMSC R on the latest solicitation: only approved sources may supply
  • elevated 434710-01-682-4309 Tube,Metallic — single approved source (registered in SAM); that source's SAM registration (0U583) is due for renewal by Sep 9, 2026; solicited in the last 12 months; no award in our record; AMSC D on the latest solicitation: only approved sources may supply
  • elevated 435999-01-618-7587 Contact,Electrical — every approved source we can verify in SAM has expired (1 of 2; 1 unverified); AMSC D on the latest solicitation: only approved sources may supply
  • elevated 434510-01-665-8186 Seat,Water Closet — one active source in SAM out of 2 approved (0 expired, 1 unverified); that source's SAM registration (45934) is due for renewal by Dec 15, 2026; solicited in the last 12 months; no award in our record; AMSC D on the latest solicitation: only approved sources may supply
  • elevated 374820-01-509-2288 Disk,Valve — single approved source (registered in SAM); solicited in the last 12 months; last award Aug 2015; AMSC D on the latest solicitation: only approved sources may supply
  • watch 315365-01-391-2986 Ring,Externally Thre — single approved source (registered in SAM); solicited in the last 12 months; no award in our record; AMSC D on the latest solicitation: only approved sources may supply
  • watch 315340-01-390-4540 Holder,Spring — single approved source (registered in SAM); solicited in the last 12 months; no award in our record; AMSC D on the latest solicitation: only approved sources may supply
  • watch 313040-01-391-5067 Shaft,Shouldered — single approved source (registered in SAM); solicited in the last 12 months; no award in our record; AMSC D on the latest solicitation: only approved sources may supply
  • watch 315306-01-682-5272 Bolt,Close Toleranc — one active source in SAM out of 2 approved (1 expired, 0 unverified); that source's SAM registration (81205) is due for renewal by Nov 11, 2026; AMSC D on the latest solicitation: only approved sources may supply
  • watch 311095-01-721-1483 Shear Cable,Weapon S — one active source in SAM out of 2 approved (0 expired, 1 unverified); solicited in the last 12 months; no award in our record; AMSC D on the latest solicitation: only approved sources may supply
  • watch 25013054762 Door,Access,Aircraft — single approved source (registered in SAM); that source's SAM registration (81205) is due for renewal by Nov 11, 2026
  • watch 256130-01-605-0809 Power Supply — single approved source (registered in SAM); that source's SAM registration (08TP4) is due for renewal by Dec 9, 2026
  • watch 25016051747 Boot,Aircraft Components — single approved source (registered in SAM); that source's SAM registration (3DBN7) is due for renewal by Aug 11, 2026

Who wins B-2 awards

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

Supply classes

Sell into this platform

List the parts you hold and every DLA and SAM.gov request for a B-2 stock number lands on your dashboard the morning it posts, ranked by your price edge. Free account →

About this page

A stock number is tied to the B-2 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 B-2 Spirit use?
The federal catalog ties 7,668 national stock numbers to the B-2 Spirit, most of them in supply classes 5340 (Hardware, Commercial), 5365 (Bushings, Rings, Shims, And Spacers), 3020 (Gears, Pulleys, Sprockets, And Transmission Chain), 3040 (Miscellaneous Power Transmission Equipment). 20 of them have a DLA solicitation or award on record; the most-bought include 4810-01-632-3859 Guide,Valve Stem; 5999-01-618-7587 Contact,Electrical; 1560-01-375-1426 Fairing,Aircraft.
Who supplies B-2 Spirit parts to the government?
DLA made 28 awards on B-2 Spirit stock numbers in 36 months, worth about $428,168. The most frequent winners were Automated Business Power, Inc. (14 awards), Honeywell International Inc. (7 awards), Innovative Equipment Solutions Group Inc. (3 awards). 1 seller on PartsAndPlanes list B-2 Spirit stock numbers with confirmed stock.
Is the government buying B-2 Spirit parts right now?
9 DLA solicitations are open today on B-2 Spirit stock numbers; 22 were issued in the last twelve months. 24 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.