Home · FSC 5310 Nuts And Washers · NSN 5310-01-177-5689
NSN 5310-01-177-5689 — Washer,Preloadindi
NIIN 01-177-5689 · unit of issue EA · AAC D (stocked, centrally managed (dla)) · source of supply SMS
Buying rhythm
from 10 government buys since 2017
The government has bought this item about every 4 months (irregular, gaps vary ±108%). Last buy Apr 7, 2026. The gaps are too uneven to put a window on the next one. 1 solicitation is open right now.
How well this works: for irregular items, "next buy about one typical gap after the last, give or take 151 days" caught the actual next buy 31% of the time across 21,161 past buys, against 24% for a fixed "one year later" guess. A rhythm, not a schedule: DLA buys when stock and demand say so. Every item due for a buy now.
NSN 5310-01-177-5689 is the national stock number for a washer,preloadindi in federal supply class 5310 (Nuts And Washers). It cross-references to 4 manufacturer part numbers from 6 CAGE codes, including Fastener Technology Corp, Sps Technologies, LLC, Bombardier Inccanadair; the primary is B0202018-8-19.6. The unit of issue is EA and the FLIS list price is $19.73.
The U.S. government has bought this item 20 times on record, 5 of them in the last 24 months, most recently on May 11, 2026 at $18.17 each from Noble Supply & Logistics, LLC. The median unit price paid over 36 months is $18.17. 2 solicitations are open right now, the soonest due October 2, 2026 for 1,411 EA. 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 6 CAGEs
2
open solicitations, all agencies
5
government buys in 24 months · median $18.17
0
sellers with confirmed stock
Cross-references
Part numbers filed against this stock number, with the manufacturer (CAGE) and the FLIS reference codes.
| Part number | CAGE | Manufacturer | Reference | Variation |
|---|---|---|---|---|
| FT4162-8C196 | 58794 | Fastener Technology Corp | 3 · Design control (vendor) | 2 · Fully interchangeable |
| PLI-8-19.6 | 56878 | Sps Technologies, LLC | 3 · Design control (vendor) | 2 · Fully interchangeable |
| B0202018-8-19.6 | 88308 | Bombardier Inccanadair | 5 · Secondary reference | 2 · Fully interchangeable |
| HS4742-8C196 | 02731 | Mcdonnell Douglas Helicopter Co Inc | 5 · Secondary reference | 9 · Reference only |
| PLI-8-19.6 | 80539 | Sps Technologies, LLC Dba Aerospace Fasteners Group Div Aerospace - Santa Ana | 5 · Secondary reference | 9 · Reference only |
| HS4742-8C196 | 8V613 | The Boeing Company | 7 · Replaced/superseded | 2 · Fully interchangeable |
Government demand
Open DLA RFQs (DIBBS)
- SPE4A626T36GT · 1,411 EA · due Oct 2, 2026 · E · AMSC P · DIBBS
Open notices, other agencies (SAM.gov)
- Defense Logistics Agency · Dla Aviation · WASHER,PRELOADINDI · due Oct 2, 2026 · Combined Synopsis/Solicitation
What the government paid
| Date | Vendor | Qty | Unit cost | Amount | Buyer | Reference |
|---|---|---|---|---|---|---|
| May 11, 2026 | Noble Supply & Logistics, LLC 1HEN9 | 6,013 | $18.17 | Dla | SPE4A526FB62A | |
| May 1, 2026 | Noble Supply & Logistics, LLC 1HEN9 | 46 | $18.17 | Dla | SPE4A526FAZXV | |
| Apr 21, 2026 | Noble Supply & Logistics, LLC 1HEN9 | 18 | $18.17 | Dla | SPE4A526FAXNS | |
| Apr 14, 2026 | Noble Supply & Logistics, LLC 1HEN9 | 20 | $18.17 | Dla | SPE4A526FAVJM | |
| Apr 7, 2026 | Noble Supply & Logistics, LLC 1HEN9 | 90 | $18.17 | Dla | SPE4A526FASRR | |
| Jun 9, 2023 | H C Merchandisers, Inc. 53037 | 2,201 | $10.92 | Dla | SPE4A623PP046 | |
| Mar 24, 2022 | H C Merchandisers, Inc. 53037 | 3,815 | $9.66 | Dla | SPE4A622V151B | |
| Dec 30, 2021 | Good Vibes, LLC Dba Good Vibes LLC 87WK3 | 632 | $10.77 | Dla | SPE4A622V8320 | |
| Nov 27, 2018 | Warfighter Focused Logistics Inc. 6V4L8 | 2,079 | $9.78 | Dla | SPE5E819P0568 | |
| Aug 21, 2018 | Boeing Distribution Services Defense LLC 3G1W3 | 1,447 | $8.37 | Dla | SPE5EY18F340W | |
| Jul 19, 2018 | Boeing Distribution Services Defense LLC 3G1W3 | 822 | $8.37 | Dla | SPE5EY18F267Y | |
| Jun 15, 2018 | Boeing Distribution Services Defense LLC 3G1W3 | 218 | $8.37 | Dla | SPE5EY18F172R | |
| Jun 13, 2017 | Boeing Distribution Services Defense LLC 3G1W3 | 3,993 | $8.37 | Dla | SPM5EY13D03550661 | |
| Feb 5, 2017 | Boeing Distribution Services Defense LLC 3G1W3 | 3,448 | $8.37 | Dla | SPM5EY13D03550488 | |
| Sep 20, 2015 | Wesco Aircraft Hardware Corp. 1V757 | 724 | $6.53 | Dla | SPM5AY10D01181073 | |
| Aug 23, 2015 | Wesco Aircraft Hardware Corp. 1V757 | 1,183 | $6.53 | Dla | SPM5AY10D01181055 | |
| Aug 16, 2015 | Wesco Aircraft Hardware Corp. 1V757 | 1,249 | $6.53 | Dla | SPM5AY10D01181048 | |
| Jul 19, 2015 | Wesco Aircraft Hardware Corp. 1V757 | 932 | $6.53 | Dla | SPM5AY10D01181013 | |
| Apr 7, 2015 | Wesco Aircraft Hardware Corp. 1V757 | 4,221 | $6.53 | Dla | SPM5AY10D01180937 | |
| Apr 7, 2015 | Wesco Aircraft Hardware Corp. 1V757 | 11 | $6.53 | Dla | SPM5AY10D01180936 |
Sources: DLA DIBBS procurement history (unit cost), DLA award history, FPDS (all agencies), SAM.gov notices. 20 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 B0202018-8-19.6.
Listings appear here only while the seller has confirmed them within 60 days. Sellers: list this part free.
DLA management data
- FLIS unit price
- $19.73
- Unit of issue
- EA
- Acquisition advice
- D — Stocked, centrally managed (DLA)
- Source of supply
- SMS
- Effective
- Jun 1, 2026
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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