Home · FSC 5330 Packing And Gasket Materials · NSN 5330-01-718-4600

NSN 5330-01-718-4600 — Retainer,Packing

NIIN 01-718-4600 · unit of issue EA · AAC Z (insurance item) · source of supply SMS

Used on: B-52 Stratofortress · all platforms

NSN 5330-01-718-4600 is the national stock number for a retainer,packing in federal supply class 5330 (Packing And Gasket Materials). It cross-references to 1 manufacturer part number from 2 CAGE codes, including Greene Tweed & Co Inc, Seal Dynamics LLC; the primary is 744J6FT-964-4551. The federal catalog ties it to the B-52 Stratofortress. The unit of issue is EA and the FLIS list price is $2,524.95.

The U.S. government has bought this item 3 times on record, 3 of them in the last 24 months, most recently on February 20, 2026 at $1,925.00 each from Fbc Enterprises LLC. The median unit price paid over 36 months is $1,925.00. 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.

part number from 2 CAGEs

open solicitations, all agencies

government buys in 24 months · median $1,925.00

sellers with confirmed stock

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Cross-references

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

Part number	CAGE	Manufacturer	Reference	Variation
744J6FT-964-4551	5F573	Greene Tweed & Co Inc	3 · Design control (vendor)	2 · Fully interchangeable
744J6FT-964-4551	5N582	Seal Dynamics LLC	5 · Secondary reference	2 · Fully interchangeable

Government demand

Nothing open right now. Last government buy Feb 20, 2026. Watch this NSN and we will email you when it is solicited.

What the government paid

Date	Vendor	Qty	Unit cost	Buyer	Reference
Feb 20, 2026	Fbc Enterprises LLC 5ZD19	59	$1,925.00	Dla	SPE7L326P2505
Jan 15, 2026	Fbc Enterprises LLC 5ZD19	35	$1,925.00	Dla	SPE7L326P1910
Dec 15, 2025	Seal Dynamics LLC 5N582	15	$1,810.00	Dla	SPE7L326V1269

Sources: DLA DIBBS procurement history (unit cost), DLA award history, FPDS (all agencies), SAM.gov notices. 3 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 744J6FT-964-4551.

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

DLA management data

FLIS unit price: $2,524.95
Unit of issue: EA
Acquisition advice: Z — Insurance item
Source of supply: SMS
Effective: Jun 1, 2026

Item characteristics

End Item Identification: B-52
Part Name Assigned By Controlling Agency: RING SEAL ASSEMBLY,ROD,SPLIT-LOCK BACK-UP RINGS
Special Features: GLAND WIDTH: 0.565 INCHES;ROD DIAMETER: 8.497 INCHES;GLAND DIAMETER: 8.951 INCHES;ELASTOMERIC SEAL COMPONENT WITH MATERIAL 964 NITRILE
Proprietary Characteristics: PACS

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.