Aerospace Hardware Store

Aerospace

Hardware

4820-01-253-4637

Valve Seat

Specifications, compliance details, and sourcing options for this NSN. Request a quote to confirm availability, pricing, and lead time.

Request for Quote

Send us a request for quote using the form below. Our team will promptly provide you with the latest pricing and availability details.

AS9120 ISO9001 Aviation Suppliers Association Global Shipping

注目の部品

X25-12
5310-00-253-8721
Flat Washer
X25-49
5310-00-809-8546
Flat Washer
X250
5340-00-358-5711
Loop Clamp
X25014A
5340-01-607-1316
Mounting Plate
X25018-1
5330-01-607-1171
Gasket
X25026
5315-01-607-0873
Machine Key
X25041
5360-01-607-1319
Compression Helical Spring
X25063-1
5342-01-607-1117
Belt Tensioner

Need Assistance?

Our catalog is extensive, but we understand that sometimes specific needs might not be immediately available. If you could not find the exact products you were searching for, we are here to help!

Contact us directly, and our team will assist you in finding the perfect solution for your requirements.

お問い合わせ

Certified Supplier

Order with confidence. We are a valued certified supplier serving customers in the military and aerospace industries.

  • Genuine Manufacturers Parts
  • 100% Product Inspection
  • 7 Year Sales Record Retention
  • Fast On-Time Delivery
  • 危険物認定
  • Global Shipping

Official Item Classification

名前
Valve Seat
(NSN) 国内在庫番号
4820-01-253-4637
(FSG) 連邦供給グループ
48 Valves
(FSC) 連邦供給分類
4820 非動力バルブ
(INC) 商品名コード
22113
(FIIG) 連邦物品識別ガイド
A15500
日付
04/18/1987 (39年前)

0.594 inches nominal under flange height, 3a single threaded portion thread class, 0.344 inches nominal single threaded portion thread length, 0.094 inches nominal flange seat to disk end height, 0.672 inches nominal flange diameter

Specs & Compatibility

スレッドクラス

3a single threaded portion

ねじ長さ

0.344 inches nominal single threaded portion

フランジの直径

0.672 inches nominal

ディスク端の高さへのフランジの座席

0.094 inches nominal

フランジの高さの下

0.594 inches nominal

硬度評価

40.0 rockwell c minimum and 45.0 rockwell c maximum overall

公称ねじサイズ

0.500 inches single threaded portion

シートの表面の形

flat

ボディによってステップされる内径

0.201 inches nominal third step

ボディによってステップされる内径

0.313 inches nominal first step

ボディによってステップされる内径

0.316 inches nominal second step

特集

0.375 in. across flats,0.156 in. lg hex wrenching feature flange end; four 0.062 in. dia holes 90 deg apart drilled thru body perpendicular to bore between thd portion and flange

材料

steel comp 4140 overall

スタイル指定子

threaded flanged

ねじシリーズ指定子

unf single threaded portion

Regulatory Compliance

Precious Metals Indicator
A

Item does not contain precious metal.

Criticality Code
X

The item does not have a nuclear hardened feature or any other critical feature such as tolerance, fit restriction or application.

Hazardous Metals Indicator
N

Indicates there is no data in the hmirs and the nsn is in a fsc not generally suspected of containing hazardous materials.

Pseudo Item Name Code

0022113

Related Hardware Products

部品番号 説明
035-16231 Valve Seat
35-16231 Valve Seat
35-16231Z Valve Seat

よくある質問

What is the FSCG of the NSN 4820-01-253-4637?
The FSCG of the NSN 4820-01-253-4637 is 4820
Does the NSN 4820-01-253-4637 have a Schedule B code assigned?
Yes, the Schedule B code is 8481909090
Does NSN 4820-01-253-4637 require demilitarization?
Items subject to the export administration regulations (ear) in parts 730-774 of title 15, code of federal regulations (cfr) (ccli or ear99) and determined by dod to present a low risk when released out of dod control. No demil, mut, or end use certificate is required. May require an export licensefrom doc.
Does NSN 4820-01-253-4637 contain precious materials?
Item does not contain precious metal.
Does NSN 4820-01-253-4637 contain hazardous materials?
Indicates there is no data in the hmirs and the nsn is in a fsc not generally suspected of containing hazardous materials.
When the NSN 4820-01-253-4637 was assigned to the Federal Catalog?
It was assigned 39年前, on Sat, Apr 18, 1987