Home · FSC 5330 Packing And Gasket Materials · NSN 5330-01-527-4574

NSN 5330-01-527-4574 — Rubber Spacer Ring

NIIN 01-527-4574 · unit of issue EA · AAC Z (insurance item) · source of supply SMS

Used on: H-60 Black Hawk and Seahawk · all platforms

NSN 5330-01-527-4574 is the national stock number for a rubber spacer ring in federal supply class 5330 (Packing And Gasket Materials). It cross-references to 1 manufacturer part number from 1 CAGE code, including Robertson Fuel Systems, L.L.C.; the primary is HM024-034. The federal catalog ties it to the H-60 Black Hawk and Seahawk. The unit of issue is EA and the FLIS list price is $3,054.60.

The U.S. government has bought this item 12 times on record, 1 of them in the last 24 months, most recently on October 9, 2025 at $2,188.96 each from Kampi Components Co Inc. The median unit price paid over 36 months is $2,048.40. 1 solicitation is open right now, the soonest due October 5, 2026 for 5 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.

1

part number from 1 CAGE

1

open solicitation, all agencies

1

government buy in 24 months · median $2,048.40

0

sellers with confirmed stock

Watch NSN 5330-01-527-4574: an email the morning the government solicits or buys it, or an AD names it. Free.
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Cross-references

Part numbers filed against this stock number, with the manufacturer (CAGE) and the FLIS reference codes.

Part numberCAGEManufacturerReferenceVariation
HM024-0341T765Robertson Fuel Systems, L.L.C.3 · Design control (vendor)2 · Fully interchangeable

Government demand

Open DLA RFQs (DIBBS)

What the government paid

DateVendorQtyUnit costAmountBuyerReference
Oct 9, 2025Kampi Components Co Inc 7Z0166$2,188.96DlaSPE7L326V0205
Jan 2, 2024Kampi Components Co Inc 7Z0166$1,907.83DlaSPE7L324V2726
Nov 9, 2020Kampi Components Co Inc 7Z01612$1,607.92DlaSPE7L321V1982
Oct 20, 2020Tnl Sales LLC 1XLG219$1,617.56DlaSPE7L121V0437
Apr 16, 2020Kampi Components Co Inc 7Z0167$1,608.14DlaSPE5EM20V3919
May 30, 2019Tnl Sales LLC 1XLG215$1,536.89DlaSPE5EM19V4803
May 1, 2019Bds Supply 33YQ33$1,561.18DlaSPE5EM19V4265
Mar 5, 2019Kampi Components Co Inc 7Z0163$1,554.33DlaSPE5EM19V3038
Jul 9, 2018Pioneer Industries, LLC 662003$1,485.26DlaSPE5EM18P1511
Jul 26, 2017Kampi Components Co Inc 7Z0163$1,412.68DlaSPE5E117V1955
Mar 29, 2017Pioneer Industries, LLC 662003$1,413.70DlaSPE5E117V1207
Jan 18, 2017Dreamfind, Inc. 1V4T73$1,384.24DlaSPE5EM17V2245

Sources: DLA DIBBS procurement history (unit cost), DLA award history, FPDS (all agencies), SAM.gov notices. 12 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 HM024-034.

Request HM024-034

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

DLA management data

FLIS unit price
$3,054.60
Unit of issue
EA
Acquisition advice
Z — Insurance item
Source of supply
SMS
Effective
Oct 1, 2025

Item characteristics

End Item Identification
MH-60R HELICOPTER
Part Name Assigned By Controlling Agency
(INAVY)RING,COLUMN MOUNTIN
Special Features
N.H.A. COVER AND COLUMN ASSY 1560-01-527-4569 FOR FUEL TANK ASSY 1560-01-518-9123; SUPPORT OF PRE-PROVISIONED ITEM FOR WHICH NAVICP PHIL ACTS AS POE

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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