Home · Aircraft platforms · A-4

A-4: parts, government demand, prices, suppliers

The federal catalog names the A-4 as the end item on 1,846 stock numbers; 40 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.

1,846

stock numbers

40

with demand

21

open now

136

awards, 36 m

1

sellers here

13

at supply risk

Open DLA solicitations for A-4 parts

  • SPE4A526T450B · Adapter,Speedometer- · NSN 6680013142933 · 41 EA · due Sep 30, 2026 · N · AMSC G
  • SPE4A626T35TC · Bolt,Machine · NSN 5306001632849 · 121 EA · due Sep 30, 2026 · N · AMSC G
  • SPE7M426T410V · Nut,Tube Coupling · NSN 4730012904913 · 683 EA · due Sep 30, 2026 · N · AMSC G
  • SPE7L126T11S1 · Bumper · NSN 5340015661719 · 18 EA · due Sep 30, 2026 · N · AMSC G
  • SPE4A026T4964 · Washer,Flat · NSN 5310011964867 · 2 EA · due Sep 30, 2026 · N · AMSC G
  • SPE4A626T35ZH · Screw,Cap,Socket Hea · NSN 5305010844677 · 688 EA · due Oct 1, 2026 · N · AMSC G
  • SPE4A626T36SW · Washer,Flat · NSN 5310005967599 · 1,911 EA · due Oct 2, 2026 · N · AMSC G
  • SPE7L126T15K2 · Mount,Resilient,Util · NSN 5340014871145 · 651 EA · due Oct 2, 2026 · N · AMSC L
  • SPE7L326T271D · Cap,Filler Opening · NSN 2590014821662 · 75 EA · due Oct 2, 2026 · N · AMSC G
  • SPE7L126T15W8 · Cap,Filler Opening · NSN 2590014821662 · 92 EA · due Oct 5, 2026 · N · AMSC G
  • SPE4A626T37EH · Wiring Harness,Branc · NSN 6150015416997 · 30 EA · due Oct 5, 2026 · Y · AMSC G
  • SPE7L126T17H6 · Mount,Resilient,Util · NSN 5340014871145 · 1,208 EA · due Oct 5, 2026 · Y · AMSC L
  • SPE7L426T7206 · Washer,Lock · NSN 5310016018001 · 527 EA · due Oct 5, 2026 · N · AMSC R
  • SPE7L126T16T8 · Bracket,Mounting · NSN 5340014647761 · 12 EA · due Oct 5, 2026 · N · AMSC G
  • SPE7M126U6903 · Adapter,Dual Output · NSN 5935012587336 · 91 EA · due Oct 9, 2026 · Y · AMSC B

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
5340-01-487-1145Mount,Resilient,Util22$34.05Aug 12, 2024—watch
2590-01-482-1662Cap,Filler Opening12$458.54Jul 19, 2024—watch
5340-01-464-7761Bracket,Mounting151$449.14May 8, 2026—
5305-01-084-4677Screw,Cap,Socket Hea81$2.09Jun 3, 2025—
5935-01-258-7336Adapter,Dual Output71$635.00Nov 20, 2025—watch
6680-01-314-2933Adapter,Speedometer-71$42.61Feb 19, 2026—
5310-01-196-4867Washer,Flat31$33.00Aug 31, 2026—
4730-01-290-4913Nut,Tube Coupling11$1.29Nov 17, 2025—watch
6150-01-541-6997Wiring Harness,Branc11$1,325.00Aug 23, 2024—
5310-01-601-8001Washer,Lock11$0.95Jan 12, 2026—
5306-00-163-2849Bolt,Machine—1$2.70Sep 19, 2009—watch
5310-00-596-7599Washer,Flat—1$0.07Jun 30, 2016—watch
5340-01-566-1719Bumper—1$79.50Sep 15, 2022—watch
2940-01-113-1248Filter Element,Intak16—$67.56Mar 26, 2026—
5340-01-464-7684Cover,Access15—$1,070.42Mar 2, 2026—
5305-00-135-5056Screw,Cap,Socket Hea12—$0.39Jul 9, 2026—
5340-01-305-4410Cover,Access10—$294.54Apr 28, 2026—
5935-01-178-5256Clamp,Cable,Electric4—$7.83Sep 9, 2025—
5340-01-464-4138Plate,Mounting4—$272.00Aug 27, 2026—
5331-00-527-8116O-Ring3—$1.37Jun 1, 2026—
4720-01-322-5854Hose,Nonmetallic3—$828.10Aug 15, 2025—
5945-01-396-0626Relay,Electromagneti3—$80.56May 7, 2025—
5310-01-398-0344Washer,Flat3—$0.04May 22, 2026—
5310-00-877-7527Washer,Flat2—$2.95May 14, 2026—
4931-01-116-3170Support,Level2—$529.00Mar 11, 2025—
4910-01-135-4384Grenade Simulator2—$1,315.00Mar 10, 2026—
5365-01-270-7546Bushing,Machine Thre2—$5.10Aug 25, 2026—
4720-01-601-8073Hose Assembly,Nonmet2—$31.33May 8, 2024—
5331-00-291-3272O-Ring1—$2.80Aug 25, 2026—
2590-00-767-3143Filler Neck,Vehicula1—$36.00Dec 15, 2023—
5305-00-947-4352Screw,Cap,Hexagon He1—$2.95Jan 19, 2024—
5310-01-096-7389Washer,Flat1—$0.97Aug 21, 2024—
5340-01-266-6034Bracket,Mounting1—$346.91Jan 25, 2025—
5305-01-279-2339Screw,Cap,Hexagon He1—$4.46Jul 1, 2026—
5310-01-312-4959Washer,Flat1—$0.14Sep 14, 2026—
5310-01-396-8392Washer,Flat1—$5.30Apr 30, 2025—
6210-01-206-0138Light,Indicator——$27.25Aug 16, 2018—watch
9905-01-267-2159Plate,Identification————watch
5365-01-306-2360Spacer,Plate——$3.87Mar 24, 2021—watch
1005-01-328-5641Mount,Rifle————watch
5340-01-464-3725Bracket,Mounting——$27.35May 29, 2012—watch

A-4 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.

  • watch 315935-01-258-7336 Adapter,Dual Output — one active source in SAM out of 4 approved (0 expired, 3 unverified); that source's SAM registration (1NF90) is due for renewal by Dec 8, 2026; AMSC B on the latest solicitation: only approved sources may supply
  • watch 254730-01-290-4913 Nut,Tube Coupling — one active source in SAM out of 6 approved (0 expired, 5 unverified); that source's SAM registration (0U583) is due for renewal by Sep 9, 2026
  • watch 251005-01-328-5641 Mount,Rifle — one active source in SAM out of 2 approved (0 expired, 1 unverified); solicited in the last 12 months; no award in our record
  • watch 235340-01-566-1719 Bumper — single approved source, SAM status unverified; solicited in the last 12 months; last award Sep 2022
  • watch 236210-01-206-0138 Light,Indicator — single approved source, SAM status unverified; solicited in the last 12 months; last award Aug 2018
  • watch 235365-01-306-2360 Spacer,Plate — single approved source, SAM status unverified; solicited in the last 12 months; last award Mar 2021
  • watch 235340-01-464-3725 Bracket,Mounting — single approved source, SAM status unverified; solicited in the last 12 months; last award May 2012
  • watch 185340-01-487-1145 Mount,Resilient,Util — one active source in SAM out of 2 approved (0 expired, 1 unverified); AMSC L on the latest solicitation: only approved sources may supply
  • watch 189905-01-267-2159 Plate,Identification — single approved source, SAM status unverified; solicited in the last 12 months; no award in our record
  • watch 152590-01-482-1662 Cap,Filler Opening — one active source in SAM out of 2 approved (0 expired, 1 unverified)
  • watch 155310-00-596-7599 Washer,Flat — solicited in the last 12 months; last award Jun 2016
  • watch 155306-00-163-2849 Bolt,Machine — solicited in the last 12 months; last award Sep 2009
  • watch 15015658793 Test Set — one active source in SAM out of 2 approved (0 expired, 1 unverified)

Who wins A-4 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 A-4 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 A-4 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.

Get the daily Market Pulse

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

Questions

What parts does the A-4 use?
The federal catalog ties 1,846 national stock numbers to the A-4, most of them in supply classes 5340 (Hardware, Commercial), 5310 (Nuts And Washers), 5305 (Screws), 2590 (Miscellaneous Vehicular Components). 40 of them have a DLA solicitation or award on record; the most-bought include 5340-01-487-1145 Mount,Resilient,Util; 2590-01-482-1662 Cap,Filler Opening; 5340-01-464-7761 Bracket,Mounting.
Who supplies A-4 parts to the government?
DLA made 136 awards on A-4 stock numbers in 36 months, worth about $1,491,943. The most frequent winners were Noble Supply & Logistics, LLC (50 awards), Porobond Products, LLC (16 awards), Midway Industrial Supply Inc. (7 awards). 1 seller on PartsAndPlanes list A-4 stock numbers with confirmed stock.
Is the government buying A-4 parts right now?
21 DLA solicitations are open today on A-4 stock numbers; 46 were issued in the last twelve months. 13 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.